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Unit Test - Solar System

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Last updated over 3 years ago
18 questions
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Planets share common characteristics including having mass and rotating on an axis. Which of the following is also a characteristic of planets?
They are a satellite of other planets.
They have a rocky surface.
They are made mostly of gas.
They revolve around a star.
The Earth, other planets, and the Sun are all a part of our solar system. How is the Sun different from other parts of our solar system?
A. The Sun is made up of elements that cannot be found on the planets.
B. The Sun is smaller than most of the planets in our solar system.
C. The Sun is farther from our solar system than the planets.
D. The Sun is producing most of the heat and light in our solar system.
Which statement best describes an asteroid?
A. An asteroid has an icy tail.
B. An asteroid has an atmosphere.
C. An asteroid is a ball of gas that orbits a planet.
D. An asteroid is a rocky object that orbits the Sun.
Which statement best describes comets?
A. Comets rotate on an axis.
B. Comets have thick atmospheres.
C. Comets can sometimes have moons.
D. Comets are composed of ice, rock, and gas.
Which of the following includes the main components of a galaxy?
A. dust, pebbles, planets
B. gas, stars, dust, and objects that orbit the stars
C. stars, planets, water, and objects that orbit the stars
D. comets, planets, asteroids
At 8:00 P.M . on a clear night, Tom observed groups of stars in the night sky. Three hours later on the same night, the groups of stars appeared in a different location in the night sky. Which of the following explains why the groups of stars appeared in a different location in the night sky after three hours?
A. Earth had tilted farther away from the stars.
B. Earth had rotated on its axis.
C. Earth had moved closer to the stars.
D. Earth had orbited the sun.
Which statement explains why Florida, Texas, and California will have different times when the sun rises in the morning?
A. The rotation of Earth related to the movement of the sun affects sunrise times.
B. The distance of Earth from the sun results in differences in sunrise times.
C. The tilt of the axis in Earth's orbit affects sunrise times.
D. The rotation of Earth causes the cycle of days and nights
The planets of our solar system are divided into inner planets and outer planets. Which statement describes how inner planets are different from outer planets?
A. Inner planets are large, gaseous planets, and outer planets are small, rocky planets
B. Inner planets are small and rocky planets, and outer planets are large and gaseous.
C. Inner planets are cold, gaseous planets, and outer planets are hot, rocky planets.
D. Inner planets are large and rocky, and outer planets are small and gaseous
Which statement best describes how Mars is different from Jupiter?
A. Mars has moons, while Jupiter has no moons.
B. Mars rotates on its axis, while Jupiter does not rotate.
C. Mars has a rocky surface, while Jupiter's surface is made up of gases.
D. Mars is one of the largest planets, while Jupiter is one of the smallest planets.
Many of the stars that are visible in the night sky are much larger than our Sun in size. Those same stars appear much smaller when we see them. Why do the other stars in our galaxy look so much smaller than the Sun?
A. They are moving very fast.
B. The atmosphere on Earth blocks most of their light.
C. All of the stars in the galaxy are hotter than our Sun.
D. The sun is much closer to the Earth, and the other stars are very far away.
There are many different galaxies that make up our universe. What is the name of the galaxy in which our solar system is located?
A. Milky Way galaxy
B. Andromeda galaxy
C. Whirlpool galaxy
D. Messier 81 galaxy
Jupiter is a large planet within our solar system. Jupiter has many moons that orbit around it, and many of it’s moons are larger than Mercury. Why are Jupiter’s moons not considered planets?
A. They are too large to be considered planets.
B. They orbit Jupiter instead of orbiting the sun or a star.
C. They are made of materials that are different from planets.
D. They orbit Jupiter in a different direction than the rest of the planets.
Lilly and Raelyn were drawing a model of the order of the planets. They drew the model below.

Which objects could they include that would be found between Mars and Jupiter?
A. stars
B. asteroids
C. comets
D. dwarf planets
While looking at the sky one night, Fred saw a streak of light. Fred's father told him that the light was produced by a small chunk of rock passing through Earth's atmosphere. Which of these terms best describes what Fred saw?
asteroid
comet
meteor
star
What is the correct of order of planets from closest to the sun to furthest?
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Neptune, Uranus
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
It takes the Earth about ___________ to revolve around the sun and about ________________ to rotate on it's axis.
10 months, 24 hours
24 days, 365 hours
365 days, 24 hours
1 year, 1 month
Although astronomers have many different ways of conducting experiments and investigations, they all start out the same way. Which of these would a scientist do first in any scientific investigation?
A. Draw a conclusion
B. Write a hypothesis
C. Ask a question
D. Organize data into tables and graphs
Keisha wants to show Amy what happens during one Earth day. Keisha holds a small globe representing Earth and Amy holds a large ball representing the Sun.

What should Keisha do to show Amy what happens during one Earth day?

A. Keisha should move the globe in one complete circle around Amy
B. Keisha should move the globe toward Amy and then away from her.
C. Keisha should slowly lift the globe above her head and then lower it.
D. Keisha should slowly spin the globe one complete time about its axis.