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NDQ_013251 | The inertia of an object is determined by its speed. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013252 | Newtons first law relates motion to balanced and unbalanced forces. | a. true, b. false | a | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013253 | The speed of an object changes only when it is acted on by an unbalanced force. | a. true, b. false | a | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013254 | An object with greater mass has greater inertia. | a. true, b. false | a | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013255 | A stationary object resists movement only because of gravity. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013256 | Balanced forces are needed to change an objects motion. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013257 | The tendency of an object to resist a change in motion depends on its mass. | a. true, b. false | a | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013258 | If the net force acting on an object is zero, its inertia is also zero. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013259 | A rolling ball will roll forever unless it runs into another object. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013260 | The tendency of an object to resist a change in its motion depends on the objects size. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013261 | When you are moving at a high rate of speed, inertia makes is hard to stop. | a. true, b. false | a | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013262 | Newtons first law of motion applies only to objects that are already moving. | a. true, b. false | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013263 | combination of all the forces acting on an object | a. inertia, b. unbalanced force, c. friction, d. law of inertia, e. mass, f. net force | f | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013264 | force that opposes the motion of any object | a. inertia, b. unbalanced force, c. friction, d. law of inertia, e. mass, f. net force | c | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013265 | an objects motion will not change unless an unbalanced force acts on it | a. inertia, b. unbalanced force, c. friction, d. law of inertia, e. mass, f. net force | d | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013266 | factor that determines the inertia of an object | a. inertia, b. unbalanced force, c. friction, d. law of inertia, e. mass, f. net force | e | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013267 | type of force needed to overcome inertia of an object | a. inertia, b. unbalanced force, c. friction, d. law of inertia, e. mass, f. net force | b | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013268 | tendency of an object to resist a change in motion | a. inertia, b. unbalanced force, c. friction, d. law of inertia, e. mass, f. net force | a | Lesson: newtons first law
Force and Motion:
Newtons first law of motion states that an objects motion will not change unless an unbalanced force acts on the object. If the object is at rest, it will stay at rest. If the object is in motion, it will stay in motion and its velocity will remain the same. In other words, ... |
NDQ_013277 | Which two factors have an inverse relationship? | a. force and acceleration, b. force and mass, c. mass and gravity, d. mass and acceleration | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013279 | Any change in the motion of an object is called | a. speed, b. velocity, c. direction, d. acceleration | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013281 | In the equation F = m a, if a is the acceleration due to gravity, what is F? | a. mass, b. weight, c. friction, d. frequency | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013282 | If you push a 20-kg box with a force of 10 N, what is its acceleration? | a. 20 m/s2, b. 10 m/s2, c. 2 m/s2, d. 0.5 m/s2 | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013285 | Newton determined that the acceleration of an object depends on the net force acting on the object and the objects | a. size, b. mass, c. weight, d. velocity | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013290 | The relationship between mass and inertia is described by Newtons second law of motion. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013293 | Newton determined that there is a direct relationship between force and mass. | a. true, b. false | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013295 | Any change in velocity for any reason is called acceleration. | a. true, b. false | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013296 | Newtons second law shows that there is a direct relationship between net force and acceleration. | a. true, b. false | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013297 | The greater the net force applied to a given object, the more it will accelerate. | a. true, b. false | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013298 | Doubling the mass of an object doubles its weight. | a. true, b. false | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013299 | The greater the mass of an object, the more it will accelerate when a given net force is applied to it. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013300 | A net force of 1 N applied to a mass of 1 kg results in an acceleration of 0.5 m/s2 . | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013301 | Force can be expressed as kg m/s. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013302 | Your weight equals your mass multiplied by the acceleration due to gravity. | a. true, b. false | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013303 | Any object that is accelerating is changing its speed. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013304 | If a balanced force acts on an object, the object will accelerate. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013305 | A 10-kg object has greater acceleration due to gravity than a 5-kg object. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013306 | The acceleration of an object equals its mass times the net force applied to it. | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013307 | The acceleration of an object due to gravity depends on the objects initial velocity | a. true, b. false | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013308 | An object is accelerating when it | a. speeds up, b. slows down, c. changes direction, d. any of the above | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013309 | Newtons second law of motion relates an objects acceleration to | a. its mass, b. its velocity, c. the net force acting on it, d. two of the above | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013310 | Doubling the net force acting on an object | a. doubles its acceleration, b. decreases it acceleration, c. cuts its acceleration in half, d. does not affect its acceleration | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013311 | If you push a 20-kilogram mass with a force of 40 N, what will be the objects acceleration? | a. 40 m/s2, b. 20 m/s2, c. 10 m/s2, d. 2 m/s2 | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013312 | Which units can be used to express force? | a. N, b. kg/s2, c. kg m/s2, d. two of the above | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013313 | If you know the mass of an object, you can calculate its weight with the formula | a. F, b. F, c. F, d. F | c | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013314 | If the mass of an object doubles, its weight | a. doubles, b. decreases, c. is not affected, d. changes by a factor of 21 | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013315 | acceleration due to gravity | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | g | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013316 | formula for weight | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | f | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013317 | formula for acceleration | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | d | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013318 | measure of the force of gravity pulling on an object | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | b | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013319 | type of relationship between acceleration and mass | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | e | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013320 | measure of the change in velocity of a moving object | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | a | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013321 | type of relationship between acceleration and force | a. acceleration, b. weight, c. direct relationship, d. a =, e. inverse relationship, f. F = m a, g. 9.8 m/s2 | c | Lesson: newtons second law
Acceleration Force and Mass:
Newton determined that two factors affect the acceleration of an object: the net force acting on the object and the objects mass. The relationships between these two factors and motion make up Newtons second law of motion. This law states that the acceleration of... |
NDQ_013322 | Forces always act in pairs. | a. true, b. false | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013323 | What happens when a boater pushes against the water with an oar? | a. The water pushes back, b. The boat moves in the opposite direction, c. The oar moves the boat, d. two of the above | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013324 | Action and reaction forces always cancel out. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013325 | Action and reaction forces are not balanced because they | a. are unequal in strength, b. act in the same direction, c. act on different objects, d. cancel each other out | c | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013326 | Action and reaction forces always result in motion. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013327 | An object has greater momentum if it has | a. smaller size, b. greater mass, c. greater velocity, d. two of the above | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013328 | Which statement about momentum is false? | a. Momentum is a force, b. Momentum may be transferred, c. Momentum is always conserved, d. Momentum is a property only of moving objects | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013329 | Only moving objects have momentum. | a. true, b. false | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013330 | A smaller mass cannot have as much momentum as a larger mass. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013331 | The momentum of a 50-kg object moving at a velocity of 2 m/s is | a. 100 kg m/s, b. 50 kg m/s, c. 25 kg m/s, d. 2 kg m/s | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013333 | Momentum can be transferred from one object to another. | a. true, b. false | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013334 | When an action and reaction occur, momentum is usually lost. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013336 | Momentum is conserved only in head-on collisions. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013339 | Newtons third law of motion is also called the law of conservation of momentum. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013341 | Momentum is another term for acceleration. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013342 | Momentum is a measure of an objects velocity. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013344 | If you double the velocity of an object, its momentum also doubles. | a. true, b. false | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013347 | The law of conservation of momentum applies to actions and reactions. | a. true, b. false | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013349 | After two objects collide, their combined momentum is always zero. | a. true, b. false | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013350 | A bowling ball has greater momentum than a softball if both have the same velocity. | a. true, b. false | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013354 | how to calculate momentum | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | g | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013355 | SI unit for momentum | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013356 | equal and opposite forces that act on different objects | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | f | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013357 | combined momentum of objects remains the same when an action-reaction occurs | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | e | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013358 | property of a moving object that makes it hard to stop | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013359 | equal and opposite forces that act on the same object | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | c | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013360 | every action has an equal and opposite reaction | a. momentum, b. Newtons third law of motion, c. balanced forces, d. kg m/s, e. law of conservation of momentum, f. action-reaction forces, g. mass velocity | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013361 | When an action force occurs, the reaction force is always | a. in the same direction as the action force, b. equal and opposite to the action force, c. applied to the same object as the action force, d. two of the above | b | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013362 | When you stand on the floor, the force of your body pushing down on the floor is | a. matched by the floor pushing up on your body, b. less than the reaction force applied by the floor, c. a reaction to the floor pushing up, d. none of the above | a | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013363 | When a kangaroo jumps, the kangaroos action force acts on the ground and the reaction force | a. is exerted by the ground, b. acts on the kangaroo, c. is greater than the action force, d. two of the above | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013364 | If the following objects are all moving at the same velocity, which of the objects has the greatest momentum? | a. pea, b. marble, c. volleyball, d. bowling ball | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013365 | Momentum is directly related to | a. mass, b. velocity, c. distance, d. two of the above | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013366 | Momentum is a | a. force of nature, b. form of energy, c. property of an object, d. measure of an objects motion | c | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013367 | What is the momentum of a 9-kilogram object that has a velocity of 3 m/s? | a. 3 kg/m/s, b. 6 kg/s/m, c. 12 kg s/m, d. 27 kg m/s | d | Lesson: newtons third law
Action and Reaction:
Newtons third law of motion states that every action has an equal and opposite reaction. This means that forces always act in pairs. First an action occurs, such as the skateboarders pushing together. Then a reaction occurs that is equal in strength to the action but in t... |
NDQ_013414 | Only liquids have buoyancy. | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013415 | Which statement is true about weight and buoyant force? | a. They work in opposite directions, b. They are always equal in strength, c. They determine whether an object floats, d. two of the above | d | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013416 | Any object sinks if its weight is greater than its volume | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013417 | Some objects float in water because the objects | a. weigh less than the weight of the water they displace, b. have less mass when they are placed in water, c. have greater density than water, d. have the property of buoyancy | a | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013418 | A denser object weighs more than a less dense object of the same size. | a. true, b. false | a | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013419 | The amount of water that is displaced when you submerge yourself in a swimming pool is equal to your bodys | a. surface are, b. volume, c. weight, d. mass | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013420 | The weight of the displaced water in question 3 equals the | a. force of gravity acting on your body, b. buoyant force acting on your body, c. weight of your body, d. two of the above | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013421 | Helium balloons float in air because helium is purer than air. | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013422 | The buoyant force acting on an object in a fluid always equals the objects weight. | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013423 | What happens if an object is placed in water and its density is greater than water? | a. The object always sinks, b. The object always floats, c. The object may sink or float, d. The objects density decreases | c | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013425 | Archimedes determined that the mass of fluid displaced by an object equals the mass of the object. | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013426 | The more fluid an object displaces, the greater the buoyant force acting on the object. | a. true, b. false | a | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013428 | Buoyancy is a property of an object that can float in a fluid. | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
NDQ_013431 | Fluids exert pressure only in an upward direction. | a. true, b. false | b | Lesson: buoyancy of fluids
Buoyant Force:
Buoyancy is the ability of a fluid to exert an upward force on any object placed in the fluid. This upward force is called buoyant force.
Pressure and Buoyant Force:
What explains buoyant force? Recall from the earlier lesson "Pressure of Fluids" that a fluid exerts pressure... |
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