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Solar System and Space Test Review

Total questions: 45

Worksheet time: 28mins

Name
Class
Date
1.
What is the Sun?
a)
It is a satellite
b)
It is a Star
c)
It is a comet
d)
It is a planet
2.
What is the Moon?
a)
It is a planet
b)
It is a satellite
c)
It is a star
d)
It is a comet
3.
How many planets are there in the Solar System?
a)
eight
b)
three
c)
nine
d)
ten
4.

One of the main differences between the outer and inner planets is __________.

a)

the inner planets all have water

b)

the inner planets are much bigger than the outer planets

c)

the outer planets are gas planets

d)

the outer planets have do not have rings and the inner planets do

5.

Where is the asteroid belt found?

a)

Between Earth and Mars

b)

Between Uranus and Neptune

c)

Between Mercury and Venus

d)

Between Mars and Jupiter

6.

What planet has a very hot surface and is most like Earth in size?

a)

Venus

b)

Mercury

c)

Mars

d)

Uranus

7.

Which property makes Earth unique compared to other planets in the solar system?

a)

It orbits the Sun.

b)

It is a rocky planet

c)

It has liquid water

d)

It rotates on its axis.

8.

Which contributes to Earth’s ability to sustain life?

a)

The atmosphere allows all of the sun’s radiation to enter due to Earth’s distance from the sun.

b)

The atmosphere prevents all space debris from reaching the surface due to the ozone layer.

c)

The atmosphere is extremely thin due to the temperatures of the sun.

d)

The atmosphere is breathable due to the unique mixture of gases.

9.

What is the correct order of the planets in the Solar System, starting closest to the Sun?

a)

Mars, Mercury, Earth, Venus, Jupiter, Saturn, Uranus, Neptune,

b)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

c)

Mercury, Mars, Venus, Earth, Jupiter, Saturn, Uranus, Neptune,

d)

Mercury, Venus, Earth, Mars, Jupiter, Neptune, Uranus, Saturn

10.

Which planet has the most extensive ring structure, the second largest in solar system, has at least 31 moons (the largest being Titan), and has thick outer rings of hydrogen, helium, ammonia, methane, and water vapor?

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Pluto

11.

What do Mercury, Venus, Earth, and Mars all have in common?

a)

They are all very cold planets.

b)

They are considered terrestrial planets, that is rocky or have metals with hard surface.

c)

They are about the same size.

d)

They are considered gas giants

12.

The four inner planets are rocky and small. Which description best fits the next four outer planets?

a)

They are also rocky and small.

b)

They are very large and has no moons

c)

They are small and made of ice.

d)

They are very large, made of gases with no solid surface

13.

Which planet is the largest planet in the solar system and is the fifth planet?

a)

the sun

b)

Uranus

c)

Jupiter

d)

Earth

14.

Which is the eighth planet from the Sun and orbits the Sun once every 164.8 years and is blue in color?

a)

Neptune

b)

Jupiter

c)

Saturn

d)

Mars

15.

Which of the following is ordered from largest to smallest?

a)

Universe -> Galaxy -> Solar System -> Planet

b)

Planet -> Galaxy -> Solar System -> Universe

c)

Planet -> Solar System -> Galaxy -> Universe D.) Universe

d)

Universe -> Solar System -> Galaxy -> Planet

16.

The inner planets are also called a

a)

Gas giants

b)

Terrestrial planets

c)

Large planets

d)

Asteroid

17.

Name for region containing all 8 planets, the sun, asteroids, and other celestial objects?

a)

The Solar System

b)

The Degoba System

c)

Asteroid Belt

d)

Kuiper Belt system

18.

What is the object that all planets in our solar system orbit?

a)

The moon

b)

The sun

c)

The Milky Way

d)

Mercury

19.

Which of the these planets would have the greatest gravitational pull on a nearby object?

a)

Mars

b)

Mercury

c)

Jupiter

d)

Neptune

20.
A force of attraction between 2 object that is directly related to mass and indirectly related to distance.
a)
mass
b)
weight
c)
gravity
d)
kilogram
21.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
22.
As the distance between 2 objects increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
23.
What do we call the path of an object when it goes around another object?
a)
Orbit
b)
Free Fall
c)
Projectile Motion
d)
Terminal Velocity
24.
Two factors effecting the magnitude of force of gravity between 2 objects are...
a)
weight and mass 
b)
distance and weight 
c)
mass and matter 
d)
mass and distance 
25.
Gravity attracts all objects towards one another. 
a)
True
b)
False 
26.
A person would weigh less on the moon than on the Earth because...
a)
the moon has less mass, and therefore less gravity
b)
the moon has more mass, and therefore less gravity
c)
the moon has less mass, and therefore more gravity
d)
the moon has more mass, and therefor more gravity
27.
A person would weigh more on Jupiter than on the Earth because---
a)
Jupiter has less mass, and therefore less gravity
b)
Jupiter has more mass, and therefore less gravity.
c)
Jupiter has less mass, and therefore more gravity.
d)
Jupiter has more mass, and therefore more gravity
28.
Which country launched the first artificial satellite?
a)
USSR/Soviet Union
b)
USA
c)
Canada
d)
Japan
29.
Why would animals be sent to space before humans?
a)
Because they are much cuter
b)
Because they can withstand more force
c)
To test for safety
d)
Because they didn't have to pay them
30.
Earth and the rest of the solar system are located in the galaxy ___________________.
a)
Milky Way
b)
star
c)
Andromeda
31.
What object is launched into orbit and designed to send and receive information?
a)
rover
b)
satellite
c)
space shuttle
32.

what was the first creature in space

a)

a dog

b)

a human

c)

a hamster

d)

monkey

33.
What was the name of the first satellite to orbit Earth?
a)
Sputnik
b)
Skylab
c)
Challenger
d)
Curiosity
34.

On July 16, 1969, three U.S. astronauts set off on the Apollo 11 space mission to attempt the...

a)

first lunar (moon) landing

b)

first orbit of the Earth

c)

first journey into outer space

35.

The ________ was designed to land humans on the Moon and bring them safely back to Earth.

a)

Project Apollo

b)

Project Mercury

36.
Objects made of ice, gas and dust and orbit our sun are called:
a)
Asteroids
b)
Comets
c)
Meteroids
d)
Meteors
37.
One similarity between asteroids, comets and meteoroids is that they all:
a)
are made of rock
b)
come from the Asteroid Belt
c)
come from the Oort Cloud
d)
orbit the sun
38.
Huge chunks of rock and metal (some measuring miles wide) are believed to be left-over pieces of planets and moons called:
a)
Comets
b)
Meteors
c)
Asteroids
d)
Meteroids
39.
These objects that orbit the sun are nicknamed, "dirty snowballs."
a)
Comets
b)
Asteroids
c)
Meteors
d)
Meteroids
40.

A _____________ bursts through Earth's atmosphere at amazingly fast speeds and appears as a "shooting star"

a)

Asteroid

b)

Meteor

c)

Comet

41.

Why is it difficult to get good images from a telescope on Earth?

a)

Because of the gases in the atmosphere

b)

Because of the clouds

42.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
43.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance 
b)
mass and matter
c)
distance and weight 
d)
weight and mass
44.

The planet with the fastest orbital speed is

a)

Venus

b)

Mercury

c)

Neptune

d)

Earth

45.

The planet with the slowest orbital speed is

a)

Neptune

b)

Uranus

c)

Saturn

d)

Pluto