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NDQ_002172 | A space shuttle includes an orbiter, fuel tank, and booster rockets. | a. true, b. false | a | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002173 | The space shuttle program flew a total of 10 missions. | a. true, b. false | b | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002174 | The last space shuttle was retired in 2001. | a. true, b. false | b | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002175 | Space shuttle disasters caused NASA to focus on missions without crews. | a. true, b. false | a | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002176 | Saturns moon Titan has some of the conditions needed to support life. | a. true, b. false | a | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002177 | The Stardust mission collected dust particles from the surface of Mars. | a. true, b. false | b | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002178 | Private companies will play more of role in future space missions. | a. true, b. false | a | Lesson: recent space exploration
Space Shuttles and Space Stations:
While the United States continued missions to the Moon in the early 1970s, the Soviets worked to build a space station. A space station is a large spacecraft. People can live on this craft for a long period of time.
Early Space Stations:
Between 197... |
NDQ_002187 | An imaginary line running through the poles of Earth is called | a. orbit, b. pole, c. magnetic pole, d. axis | d | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002189 | How long does it take the Earth to make one rotation on its axis? | a. one day, b. one month, c. one year, d. one week | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002191 | How many degrees does the Earth turn in one day? | a. 90 degrees, b. 180 degrees, c. 360 degrees, d. 1080 degrees | c | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002192 | What causes Earths seasons? | a. the planets rotation, b. the planets tilt, c. the planets revolution, d. the planets orbit | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002195 | Earths magnetic field is due to | a. the movement of metal in Earths outer core, b. a bar magnet that is lodged between the magnetic poles, c. the force of the Suns magnetic field, d. mantle convection | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002200 | Earth is the only planet in the solar system known to have liquid water. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002203 | All objects in the solar system have gravitational attraction to each other. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002204 | If you look at Earth from the North Pole, the planet spins in a clockwise direction. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002205 | Earth is divided into four hemispheres. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002206 | The moon appears to rise in the east because Earth rotates from east to west. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002207 | Leap year is needed because Earth takes more than 365 days to orbit the Sun. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002208 | Earth tilts about 3 degrees on its axis. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002209 | Winter begins in the Southern Hemisphere on June 21. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002210 | Earth gets more gravitational pull from the Sun than the Moon because it is larger. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002211 | The longest day in the Northern Hemisphere occurs on June 21. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002212 | The planets move in fixed paths around the Sun. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002213 | The Earths mostly iron crust produces the magnetic field. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002214 | To make one complete rotation takes Earth 365.24 days. | a. true, b. false | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002215 | Planets closer to the sun that Earth have shorter years. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002216 | The hemisphere that receives less direct rays of sunlight is cooler. | a. true, b. false | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002217 | all of the water on Earth | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | d | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002218 | half of a sphere | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | c | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002219 | spinning motion around an axis | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | g | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002220 | all of the living organisms on Earth | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002221 | imaginary line passing through the poles of a planet | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002222 | all of the solid rock of Earth | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | e | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002223 | movement in an orbit around a larger body | a. axis, b. biosphere, c. hemisphere, d. hydrosphere, e. lithosphere, f. revolution, g. rotation | f | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002224 | The outer planets of the solar system are giant balls of | a. solid ice, b. dense rock, c. liquid water, d. swirling gas | d | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002225 | Without gravity, the moon would | a. drop to Earths surface, b. start orbiting the sun, c. fly off into space, d. shrink in size | c | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002226 | The strength of the force of gravity between two objects depends on their | a. mass, b. speed, c. distance apart, d. two of the above | d | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002227 | Which statement about Earths magnetic field is false? | a. It extends into space, b. It is caused by gravity, c. It has north and south poles, d. It shields Earth from harmful radiation | b | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002228 | Earths motions contribute to | a. tides, b. seasons, c. day and night, d. all of the above | d | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002229 | The side of Earth facing away from the sun is always | a. in the dark, b. experiencing winter, c. cooler than the other side, d. two of the above | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002230 | Earth has seasons because | a. it tilts on its axis, b. its orbit is elliptical, c. it rotates on its axis, d. its distance from the sun varies | a | Lesson: planet earth
Earths Shape Size and Mass:
As you walk, the ground usually looks pretty flat, even though the Earth is round. How do we know this? We have pictures of Earth taken from space that show that Earth is round. Astronauts aboard the Apollo 17 shuttle took this one, called The Blue Marble (Figure 24.1).... |
NDQ_002231 | A total of six spaceships have landed on the moon. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002232 | The flat dark areas on the Moon are | a. lavas, b. dried lake beds, c. dried ocean basins, d. seawater | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002233 | There are no current plans for returning to the moon. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002234 | What are the lighter areas on the Moon? | a. maria, b. craters, c. lakes, d. mountain ranges | d | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002235 | The moons gravity is about half as strong as Earths gravity. | a. true, b. false | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002236 | What is the dominant feature on the lunar surface? | a. volcanoes, b. craters, c. river basins, d. fault lines | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002237 | The Moon has more extreme temperatures than Earth because it | a. is closer to the Sun, b. rotates faster on its axis, c. doesnt have an atmosphere, d. has higher internal heat | c | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002238 | It takes the moon the same amount of time to make one rotation as it does to make one revolution. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002239 | The far side of the moon has been seen only from spacecraft. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002240 | The interior structure of the Moon is | a. exactly like Earths, b. higher in metal, c. different on the near and far sides, d. the same as Earths but with less core | d | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002242 | Most lunar maria are on the far side of the moon. | a. true, b. false | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002243 | Natural processes continually alter the moons surface. | a. true, b. false | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002245 | Lunar highlands are made of light-colored rocks. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002248 | There are rivers but no lakes on the moon. | a. true, b. false | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002250 | Astronauts brought moon rocks back to Earth. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002251 | The Moon is Earths only natural satellite. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002252 | Astronauts last visited the moon in | a. 1962, b. 1972, c. 1982, d. 1992 | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002253 | Most of the maria are on the Moons near side. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002254 | The moons size is | a. [U+215B] the size of Earth, b. 14 the size of Earth, c. 12 the size of Earth, d. 43 the size of Earth | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002255 | The surface of the moon always looks the same because the moon has no | a. gravity, b. weather, c. running water, d. two of the above | d | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002256 | The lunar crust is thicker on the far side than on the near side. | a. true, b. false | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002257 | The coldest temperatures on the moon are found | a. deep in craters, b. at the north pole, c. where the sun never shines, d. two of the above | d | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002258 | The Moon rotates on its axis once for every orbit it makes around the Sun. | a. true, b. false | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002259 | You would weigh six times as much on the Moon as on Earth. | a. true, b. false | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002260 | Which statement about lunar maria is false? | a. They are still forming, b. They look dark from Earth, c. They formed billions of years ago, d. They formed when magma filled craters | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002261 | Which of the following would you not expect to find on the moon? | a. ice, b. dirt, c. bacteria, d. water molecules | c | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002262 | You could find oxygen on the moon if you analyzed the | a. core, b. crust, c. atmosphere, d. none of the above | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002263 | surface features of a moon or planet | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | e | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002264 | highlands on the moon | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | c | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002265 | cause of lunar craters | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | g | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002266 | related to the moon | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | a | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002267 | flat areas of lava on the moons surface | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | b | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002268 | bowl-shaped basin on the moons surface | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | d | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002269 | cause of lunar maria | a. lunar, b. maria, c. terrae, d. crater, e. landscape, f. meteorites, g. asteroids | f | Lesson: earths moon
Lunar Characteristics:
The Moon is Earths only natural satellite. The Moon is about one-fourth the size of Earth, 3,476 kilometers in diameter. Gravity on the Moon is only one-sixth as strong as it is on Earth. If you weigh 120 pounds on Earth, you would only weigh 20 pounds on the Moon. You can ju... |
NDQ_002278 | The layer that shows beyond the Moon in a solar eclipse is the | a. corona, b. photosphere, c. radiative zone, d. prominence zone | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002280 | Which layer of the Sun contains slow moving photons? | a. corona, b. core, c. radiative zone, d. convection zone | c | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002282 | Most atoms in the Sun exist as | a. photons, b. plasma, c. light, d. silicate minerals | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002283 | The energy that powers the Sun comes from | a. hydrogen fusing into helium, b. radioactivity, c. helium fusing into heavier elements, d. nuclear fission | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002286 | Cool areas where the magnetic field disrupts the surface are | a. solar flares, b. solar prominences, c. solar winds, d. sunspots | d | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002291 | The sun makes up over 99 percent of the mass of the solar system. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002294 | The suns core is made of solid rock. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002296 | The sun has no atmosphere. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002297 | The Suns core is molten metal. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002298 | The suns energy comes from reactions in which hydrogen changes to helium. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002299 | A solar flare can knock out power grids on Earth. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002300 | Energy travels through the radiative zone of the sun at the speed of light. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002301 | The part of the sun that we see shining is the convective zone. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002302 | The Sun makes up 99.8% of the mass of the solar system. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002303 | The corona is the coolest layer of the sun. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002304 | The Sun does not have a defined outer boundary. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002305 | Plasma is a solid. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002306 | Sunspots occur because of magnetic activity of the sun. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002307 | Solar wind is dangerous to spacecraft and astronauts. | a. true, b. false | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002308 | Solar prominences are mountains on the suns surface. | a. true, b. false | b | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002309 | Most of the atoms of the sun exist as | a. solids, b. liquids, c. gases, d. plasma | d | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002310 | Most of the solar system is powered by energy that originates in the suns | a. core, b. corona, c. photosphere, d. chromosphere | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002311 | Energy travels through the radiative zone of the sun as particles called | a. photons, b. protons, c. plasmas, d. none of the above | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002312 | Which of the following statements about sunspots is false? | a. They usually occur in pairs, b. They repeat in 11-year cycles, c. They disrupt heat transfer in the sun, d. They are storms on the suns surface | d | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
NDQ_002313 | Solar flares occur when | a. there is a break in a loop of the suns magnetic field, b. solar wind causes fires to flare up on the suns surface, c. nuclear reactions take place in the suns atmosphere, d. matter inside the sun changes to the plasma state | a | Lesson: the sun
Layers of the Sun:
The Sun is made almost entirely of the elements hydrogen and helium. The Sun has no solid material. Most atoms in the Sun exist as plasma. Plasma is superheated gas with an electrical charge. Because the Sun is made of gases, it does not have a defined outer boundary. Like Earth, the... |
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