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Exploring the Universe Test

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.
Which does NOT have an effect on how strongly the Sun pulls on an object in space?
a)
the mass of the object
b)
how far the object is away from the Sun
c)
the fact that the Sun is made of a mixture of gases
d)
the mass of the Sun
2.
A galaxy that has a shape similar to a football is a(n) _____ galaxy.
a)
spiral
b)
elliptical
c)
irregular
3.
As the solar system developed, larger bodies were pushed away from its center by gravity.
a)
true
b)
false
4.
Two of the inner planets are _____.
a)
Venus and Saturn
b)
Mars and Venus
c)
Earth and Pluto
d)
Mercury and Jupiter
5.
The order of the inner planets outward from the Sun is ____.
a)
Mercury, Earth, Venus, and Mars
b)
Mercury, Venus, Earth, and Mars
c)
Mars, Venus, Earth, and Mercury
d)
Earth, Venus, Mars, and Mercury
6.
Which does NOT describe our Sun?
a)
it is part of the Milky Way galaxy
b)
it is the center of the universe
c)
it is one of billions of stars
7.
Which of the following data can help someone to infer the size of a planet?
a)
how many moons it can capture due to its pull of gravity
b)
how far it is from the Sun in km
c)
its surface temperature in degrees
d)
its surface geography
8.
Gravity causes cast off gases to clump together to begin forming new stars and planets.
a)
true
b)
false
9.
What causes planets and other space objects to revolve around the Sun rather than traveling in a straight line as indicated by the solid arrows in the picture below?
a)
Friction
b)
Gravity
c)
Buoyancy
10.
Which of the following is defined as a huge collection of gas, dust, and stars held together by gravity?
a)
nebula
b)
solar system
c)
galaxy
d)
universe
11.
Which is NOT part of our solar system?
a)
the moons around Jupiter
b)
asteroids and meteoroids
c)
Comets
d)
stars that are not the Sun
12.
We live in the Milky Way Galaxy
a)
true
b)
false
13.
Ceres, Pluto, Makemake are....
a)
galaxies
b)
comets
c)
moons
d)
dwarf planets
14.
Moons may be captured asteroids
a)
True
b)
False
15.

Ben made a model of Earth orbiting the Sun by tying a string to a tennis ball and spinning it around his head. The picture shows the model as viewed from above.  

What does Ben represent?

a)

Sun

b)

Earth

c)

Gravity

16.

Ben made a model of Earth orbiting the Sun by tying a string to a tennis ball and spinning it around his head. The picture shows the model as viewed from above.  

What does the tennis ball represent?

a)

Sun

b)

Earth

c)

Gravity

17.

Ben made a model of Earth orbiting the Sun by tying a string to a tennis ball and spinning it around his head. The picture shows the model as viewed from above.  

What does the string represent?

a)

Sun

b)

Earth

c)

Gravity

18.

A is.....

a)

Earth

b)

Mercury

c)

Mars

d)

Venus

19.

B is.....

a)

Earth

b)

Mercury

c)

Mars

d)

Venus

20.

C is.....

a)

Earth

b)

Mercury

c)

Mars

d)

Venus

21.

D is.....

a)

Earth

b)

Mercury

c)

Mars

d)

Venus

22.

E is.....

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Uranus

23.

F is.....

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Uranus

24.

G is.....

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Uranus

25.

H is.....

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Uranus

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