Download planets test

Name:
Date:
Period:
The Solar System
Chapter Test
Multiple Choice
Write the letter of the correct answer on the line at the left.
______ 1. What do the four outer planets have in common?
a. They are much larger than Earth and are made mainly of hydrogen and
helium.
b. They are about the same size as Earth and are made mainly of
hydrogen and helium.
c. They are much larger than Earth and are made mainly of iron.
d. They are about the same size as Earth and are made mainly of iron.
______ 2. What do all of the inner planets have in common?
a. They all have rings.
b. They all have abundant liquid water.
c. They all have many moons.
d. They all are small and have rocky surfaces.
______ 3. Which of the following is not an inner planet?
a. Jupiter
b. Mars
c. Venus
d. Earth
______ 4. Which of the following is not an outer planet??
a. Mercury.
b. Saturn.
c. Uranus
d. Neptune
______ 5. All objects are attracted to each other by the force of
a. weight.
c. inertia.
b. mass.
d. gravity
______ 6. The strength of the force of gravity depends on
a. the masses of the objects and their speeds.
b. the masses of the objects and the distance between them.
c. the weight of the objects and their speeds.
d. the masses of the objects and their weights.
______ 7. The tendency of a moving object to continue moving in a straight line or a
stationary object to remain in place is called
a. orbital speed.
c. inertia.
b. mass.
d. gravity.
Completion
Fill in the line to complete each statement.
8. All of the _______________ planets have moons except Mercury.
9. The _________________________ consists of the sun, eight planets and their moons, and
several kinds of smaller objects.
10. Mars’s atmosphere is mostly _________________________.
11. Jupiter’s Great Red Spot is a(n) _________________________ larger than Earth.
12. All of the _____________ planets have many moons.
13. If you are in a car that stops suddenly, your body keeps moving because it has
____________________.
14. Newton’s law of ________________________ states that every object in the universe attracts
every other object.
Name:
Date:
Period:
The Solar System (continued)
Using Science Skills
Use the figure below to answer the following questions in the spaces provided.
15.
W
r
i
t
e
t
h
e
n
a
m
e of the planet that is labeled with each number.
1__________________________ 3__________________________
2__________________________ 4__________________________
16. Name object 9 and explain why it appears different from the other gas giant planets.
____________________________________________________________________________
____________________________________________________________________________
Essay
Write a 2-3 sentence answer for each of the following questions.
17.
18.
19.
20.
How are Earth and Venus similar? How is Venus different from Earth?
Explain the difference between mass and weight.
Explain how the greenhouse effect works.
Explain how inertia and gravity combine to keep Earth in its orbit.