Solar System Test Review

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1 Solar System Test Review

2 There are several planets in the solar system. What do all of these planets have in common? A.They all orbit the Sun. B. They are all close to the Moon. C.They are all called Earth. D.They all orbit the Moon.

3 What is the largest object in our solar system? A. Jupiter B. the Sun C.the Moon D.Earth

4 What are the large objects that revolve around the Sun called? A. asteroids B. comets C. planets D. moons

5 What are the large objects that revolve around the planets called? A. moons B. the Sun C. comets D. stars

6 Which of the following correctly fills in the blank in the statement below? The Earth is the planet from the Sun. A. 5 th B. 4 th C. 3 rd D. 2 nd

7 Image courtesy NASA.gov scale is relative only Which planet has an orbit that is closer to the Sun than Earth? A. Mars B. Neptune C. Venus D. Jupiter

8 Image courtesy NASA.gov scale is relative only Which planet has the orbit that is the farthest away from the Sun? A. Neptune B. Earth C. Saturn D. Mars

9 Another name for the inner planets is, which describes their physical characteristics. A. the gas giants B. the terrestrial planets C. the cold planets D. the large planets

10 The eight planets of the solar system can be divided into two groups, as shown in the table below. Group 1 Group 2 larger planets made mostly of gases rings present several moons per planet smaller planets made mostly of rock and iron no rings present 0-2 moons per planet Which of the following correctly identifies the planets in these groups? A. Group 2 is the two outer planets, and, Group 1 is the six inner planets. B. Group 1 is the four outer planets, and Group 2 is the four inner planets. C. Group 1 is the four inner planets, and Group 2 is the four outer planets. D. Group 2 is the six outer planets, and Group 1 is the two inner planets.

11 Look at the table below, and answer the question that follows. Inner Planets Mercury Venus Earth Mars Outer Planets Jupiter Saturn Uranus Neptune Based on the planet group it is in, Mars A. has rings around it. B. is small and made mostly of rock. C. is large and made mostly of gases. D. has several icy moons.

12 There are eight planets in the solar system. Each planet is different from the others, but they all share some common characteristics. Which of the following is a similarity of all planets? A. All planets have liquid water. B. All planets have organisms on them. C. All planets orbit a star. D. All planets are the same size.

13 Pluto used to be considered one of nine major planets in our Solar System. It is now considered. A. a dwarf planet B. a planetary satellite C. an asteroid D. a comet

14 Many technological advances have helped people perform scientific studies. An important area of science that has been influenced by technology is space study. Without the invention of special equipment, much of what is known about space would not be known today. Which of the following inventions has contributed to the study of space? A. satellites B. telescopes C. space crafts D. all of these

15 Beginning in January of 2004 there have been many photographs and other data collected from the surface of Mars. How was this data collected? A. by very powerful telescopes B. by a team of astronauts who traveled to Mars C. by satallites orbiting Mars D. by unmanned robot rovers

16 Which of the following small objects revolve around the Sun? A. meteoroids B. comets C. asteroids D. all of these

17 A student rubs two wooden sticks together very hard and fast. What effect will this rubbing have? A. The sticks will begin to melt B. The sticks will become magnetic C. The temperature of the sticks will increase D. The sound of the rubbing will become lower.

18 A, such as the one shown above, is a small body that orbits the Sun and has a tail. A. comet B. meteor C. planet D. asteroid

19 Sometimes, small pieces of rock or dust enter the Earth's atmosphere. When this material heats up and burns, it glows and becomes visible from the Earth's surface. These burning pieces of material are called. A. meteors B. comets C. moons D. planetoids

20 What is the name for a group of planets that revolve around a central star? A. the Sun B. solar system C. galaxy D. universe

21 Which of the following best describes the Earth? A. It is one of several moons that orbit around the Sun. B. It is one of millions of stars in the galaxy. C. It is the only known planet that orbits around the Sun. D. It is one of several planets that orbit around the Sun.

22 Which of the following is a planet in the Solar System? A. the Sun B. the Earth C. Halley's Comet D. the Moon

23 What tool is most helpful in observing the Moon? A. a microscope B. binoculars C. a planetarium D. a telescope

24 In terms of size, the Earth is A. the smallest object in the galaxy. B. much larger than all stars. C. much smaller than the Sun. D. the largest planet in our solar system.

25 Which of the planets listed below is the largest? A. Mercury B. Mars C. Jupiter D.Earth

26 What keeps a planet in orbit around the Sun? A. radiation B. magnetism C. gravity D. heat

27 Gravity keeps A. the planet Jupiter in orbit around the Sun. B. the Moon in orbit around Earth. C. moons in orbit around the planet Jupiter. D. all of these

28 The Sun is a. A. nebula B. planet C. meteor D.star

29 Which of the following words best describes the Sun? A. star B. planet C. moon D. comet

30 The Sun is more than 100 times as wide as the planet Earth. How big is the Sun compared to most other stars? A. It is a very large star but not the largest. B. It is an average-sized star. C. It is much smaller than most other stars. D. It is much larger than all other stars.

31 Colin was driving to a football field. The stadium lights at the field are large and very bright. When Colin was still far away from the field, he could see the stadium lights, but they appeared very small. How are the lights at the stadium similar to stars in the sky? A. Stars cannot be seen from far away. B. Stars appear large because they are very far away. C. Stars actually grow bigger as you move closer to them. D. Stars appear to be small because they are very far away.

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