questionID stringlengths 10 10 | question_text stringlengths 5 324 | answer_choices stringlengths 17 473 | correct_answer stringclasses 7
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|---|---|---|---|
NDQ_012620 | Scientists propose theories and then look for evidence to support them. | a. true, b. false | b |
NDQ_012621 | The sun always rises in the morning is an example of a scientific law. | a. true, b. false | a |
NDQ_012622 | Science always evolves slowly in small steps. | a. true, b. false | b |
NDQ_012623 | Scientists may draw different conclusions from the same observations. | a. true, b. false | a |
NDQ_012624 | Electricity is | a. a type of matter, b. a form of energy, c. a force of nature, d. none of the above | b |
NDQ_012625 | Physical science includes | a. chemistry, b. life science, c. physics, d. two of the above | d |
NDQ_012626 | Which question can be answered by concepts in chemistry? | a. Why do baked goods rise in the oven?, b. How do musical instruments make sounds?, c. How do waves move in water?, d. all of the above | a |
NDQ_012627 | Which statement best describes how energy is related to matter? | a. Energy consists of matter, b. Energy allows matter to move, c. Energy forms atoms of matter, d. Energy is not related to matter | b |
NDQ_012628 | Which question can be answered by physics concepts? | a. How does a rainbow form?, b. Why do fireworks explode?, c. How do stalactites form?, d. How do different cleaning products work? | a |
NDQ_012629 | You might learn how lenses correct vision problems if you study | a. chemistry, b. geology, c. mathematics, d. physics | d |
NDQ_012630 | Which of the following is not a physical science career? | a. automotive mechanic, b. physics teacher, c. chemical engineer, d. social worker | d |
NDQ_012631 | Advances in physical science are responsible for | a. artificial lights, b. motor vehicles, c. computers, d. all of the above | d |
NDQ_012632 | Which of the following involve matter and energy? | a. using a microwave oven to heat food, b. combining ingredients and baking a cake, c. mixing different colors of paint to produce new colors, d. all of the above | d |
NDQ_012633 | Physics concepts explain | a. how a thermostat works, b. what happens to the water when a mud puddle dries up, c. why foods spoil, d. two of the above | a |
NDQ_012634 | Which career is most directly related to physical science? | a. athletic trainer, b. psychologist, c. electrician, d. math teacher | c |
NDQ_012637 | professional who measures and records features on Earths surface | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | c |
NDQ_012638 | study of energy and how it interacts with matter at all scales, from atoms to outer space | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | g |
NDQ_012641 | scientist who helps solve crimes | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | d |
NDQ_012643 | form of energy | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | a |
NDQ_012644 | Chemistry focuses on atoms and molecules. | a. true, b. false | a |
NDQ_012645 | professional who prepares and dispenses medicines | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | e |
NDQ_012646 | The formation of stalactites is a chemical process. | a. true, b. false | a |
NDQ_012647 | that which gives matter the ability to move and change | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | b |
NDQ_012648 | Water waves involve both matter and energy. | a. true, b. false | a |
NDQ_012649 | all of the stuff that exists in the universe | a. electricity, b. energy, c. surveyor, d. forensic scientist, e. pharmacist, f. matter, g. physics | f |
NDQ_012650 | Physical science is all science that is not life science. | a. true, b. false | a |
NDQ_012651 | Physical science is unrelated to our daily lives. | a. true, b. false | b |
NDQ_012652 | A forensic scientist prepares and dispenses medicines. | a. true, b. false | b |
NDQ_012653 | Energy is all the stuff that exists in the universe. | a. true, b. false | b |
NDQ_012654 | The focus of chemistry is atoms and molecules. | a. true, b. false | a |
NDQ_012655 | Physics concepts include motion, forces, and energy. | a. true, b. false | a |
NDQ_012656 | Matter is defined as anything that can be seen. | a. true, b. false | b |
NDQ_012657 | Electricity is a form of matter. | a. true, b. false | b |
NDQ_012658 | Chemistry concepts explain what happens to a candle when it burns. | a. true, b. false | a |
NDQ_012659 | Chemistry concepts explain how a rainbow forms. | a. true, b. false | b |
NDQ_012660 | Using lenses to correct vision problems involves both matter and energy. | a. true, b. false | a |
NDQ_012661 | An example of a career in physical science is chemist. | a. true, b. false | a |
NDQ_013368 | Why do fluids exert pressure? | a. They are heavier than solids, b. Their particles are constantly moving, c. Their force is applied to a small area, d. They crowd together in the smallest possible space | b |
NDQ_013369 | Why can you fill a balloon with air by blowing air into it through a single small opening? | a. Particles of a fluid always spread out to fill their container, b. Pressure of a fluid is greater when the same force is applied to a larger area, c. Particles of a fluid always move from an area of lower pressure to an area of higher pressure, d. two of the above | a |
NDQ_013370 | When the same force is applied to a smaller area, the pressure is | a. lower, b. greater, c. reduced, d. the same | b |
NDQ_013371 | Assume that you apply 10 Pa of pressure to the head of a thumbtack. How much pressure will the point of the tack apply to a corkboard? | a. 0 Pa, b. less than 10 Pa, c. exactly 10 Pa, d. more than 10 Pa | d |
NDQ_013372 | What is 50 kPa expressed in pascals? | a. 500 Pa, b. 5000 Pa, c. 50,000 Pa, d. 500,000 Pa | c |
NDQ_013373 | Which of the following is the SI unit for pressure? | a. N, b. N/m, c. N/m2, d. none of the above | c |
NDQ_013374 | If you know how much pressure is applied to a given area, you can calculate the force exerted on the area by | a. multiplying pressure by are, b. subtracting pressure from area, c. dividing pressure by area, d. adding pressure to area | a |
NDQ_013375 | If a force of 200 N is applied to an area of 0.5 m2 , the pressure is | a. 40 P, b. 100 Pa, c. 400 Pa, d. 2000 Pa | c |
NDQ_013376 | The pressure of ocean water increases as the water | a. gets closer to shore, b. becomes deeper, c. gets shallower, d. two of the above | b |
NDQ_013377 | It is harder for people to breathe in adequate oxygen at high altitudes because | a. there is a smaller percentage of oxygen in high-altitude air, b. the atmosphere is denser high above sea level, c. air pressure is lower at high altitudes, d. none of the above | c |
NDQ_013379 | When the same amount of pressure acts over a larger area, it exerts | a. a greater force, b. a smaller force, c. the same force, d. a weaker force | a |
NDQ_013380 | Birds can fly because air pressure is | a. greater below than above their wings, b. greater above than below their wings, c. the same on both sides of their wings, d. transmitted through their wings | a |
NDQ_013388 | Pressure is a force that is exerted only by fluids. | a. true, b. false | b |
NDQ_013390 | Bernoullis law explains why ketchup squirts out of a packet when pressure is applied to the other end. | a. true, b. false | b |
NDQ_013393 | Pascals law explains how a hydraulic lift works. | a. true, b. false | a |
NDQ_013395 | Particles of a fluid exert pressure in all directions. | a. true, b. false | a |
NDQ_013396 | The spoiler on a racecar causes air pressure to push the car down toward the track. | a. true, b. false | a |
NDQ_013397 | All fluids exert pressure. | a. true, b. false | a |
NDQ_013398 | Particles of a fluid always move from an area of lower pressure to an area of higher pressure. | a. true, b. false | b |
NDQ_013399 | Denser fluids exert greater pressure than less dense fluids. | a. true, b. false | a |
NDQ_013400 | Air exerts greater pressure than water. | a. true, b. false | b |
NDQ_013401 | Differences in air pressure allow you to breathe. | a. true, b. false | a |
NDQ_013402 | Fluids have the ability to transmit pressure. | a. true, b. false | a |
NDQ_013403 | Air flows faster below than above an airplane wing. | a. true, b. false | b |
NDQ_013404 | The spoiler on a racecar acts like an upside-down wing. | a. true, b. false | a |
NDQ_013405 | Air pressure decreases slowly at lower altitudes and then more quickly at higher altitudes. | a. true, b. false | b |
NDQ_013406 | In a hydraulic car lift, more pressure is applied to the hydraulic fluid than the fluid applies to the car. | a. true, b. false | b |
NDQ_013407 | a push or pull | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | c |
NDQ_013408 | SI unit for pressure | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | d |
NDQ_013409 | upward force that allows flight | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | g |
NDQ_013410 | pressure in a moving fluid is less when the fluid is moving faster | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | b |
NDQ_013411 | change in pressure is transmitted equally throughout a fluid | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | e |
NDQ_013412 | use of fluid pressure to increase force and do work | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | f |
NDQ_013413 | liquid or gas | a. fluid, b. Bernoullis law, c. force, d. pascal, e. Pascals law, f. hydraulics, g. lift | a |
NDQ_014053 | All scientific research involves experiments. | a. true, b. false | b |
NDQ_014054 | The last step in most scientific investigations is | a. making a model, b. analyzing the evidence, c. testing the hypothesis, d. communicating the results | d |
NDQ_014055 | Most scientific investigations start with a question or problem. | a. true, b. false | a |
NDQ_014056 | Which of the following statements does not meet the criteria for a scientific hypothesis? | a. The moon is made of cheese, b. Plants can grow in artificial light, c. Copper is attracted by a magnet, d. The universe will always exist | d |
NDQ_014057 | Any idea can be a scientific hypothesis. | a. true, b. false | b |
NDQ_014058 | Any information that is gathered with the senses is | a. a fact, b. evidence, c. an observation, d. an investigation | c |
NDQ_014059 | A student did an experiment to test the hypothesis that salt water freezes at a lower temperature than pure water. What is the independent variable in this experiment? | a. temperature of water, b. salt content of water, c. amount of water, d. freezing point of water | b |
NDQ_014060 | Researchers should always communicate their results. | a. true, b. false | a |
NDQ_014061 | Scientific research must be guided by ethical rules. | a. true, b. false | a |
NDQ_014062 | Which factor should be a control in the experiment in question 4? | a. amount of water, b. amount of salt in water, c. temperature at which water freezes, d. all of the above | a |
NDQ_014064 | All questions can be answered by scientific research. | a. true, b. false | b |
NDQ_014065 | A hypothesis is tested by taking a survey of leading experts in the field. | a. true, b. false | b |
NDQ_014067 | There is only one scientific method. | a. true, b. false | b |
NDQ_014070 | Scientific research may involve creativity as well as reason. | a. true, b. false | a |
NDQ_014072 | Some problems must be investigated in the real world instead of in a lab. | a. true, b. false | a |
NDQ_014073 | There must be at least two variables in an experiment. | a. true, b. false | a |
NDQ_014075 | Researchers always communicate their results by writing them up in textbooks. | a. true, b. false | b |
NDQ_014078 | Evidence gathered in an investigation is useful only if it supports the hypothesis. | a. true, b. false | b |
NDQ_014080 | Scientists always follow the steps of a scientific investigation in the same sequence. | a. true, b. false | b |
NDQ_014081 | Scientists do field studies to gather real-world evidence. | a. true, b. false | a |
NDQ_014085 | controlled scientific study of a limited number of variables | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | c |
NDQ_014086 | investigation of a problem in a real-world setting | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | d |
NDQ_014087 | experimental variable that the researcher changes | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | f |
NDQ_014088 | potential answer to a question that can be tested with evidence | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | e |
NDQ_014089 | variable in an experiment that is held constant so it will not influence the outcome | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | a |
NDQ_014090 | experimental variable that is expected to change when the independent variable changes | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | g |
NDQ_014091 | rules for deciding between right and wrong | a. control, b. ethics, c. experiment, d. field study, e. hypothesis, f. manipulated variable, g. responding variable | b |
NDQ_014092 | Which step generally occurs first in a scientific investigation? | a. form a hypothesis, b. analyze evidence, c. ask a question, d. gather evidence | c |
NDQ_014093 | Which of the following statements could be a scientific hypothesis? | a. Green bread has mold growing on it, b. Green worms are yucky, c. Green eyes are pretty, d. all of the above | a |
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