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Unit 1 Review The Solar System

Total questions: 51

Worksheet time: 43mins

Name
Class
Date
1.

Earth orbits _____________.

a)

the Sun

b)

the Moon

c)

the planet Saturn

d)

the planet Neptune

2.

The Moon orbits _________________.

a)

Mercury

b)

Venus

c)

Earth

3.

The sun’s heat energy causes water on Earth to _________________.

a)

boil

b)

evaporate

c)

freeze

d)

become polluted

4.

The sun, together with all the planets and other bodies that revolve around it, is known as the _________________.

a)

Solar System

b)

Circle of Life

c)

Milky Way Galaxy

d)

Planet System

5.

What causes day and night on Earth?

a)

rotation

b)

revolution

c)

asteroid belt

d)

the stars

6.

What are the causes of our seasons?

a)

Earth's tilted axis and our rotation

b)

Our revolution around the moon

c)

The revolution of Earth around the sun and Earth's tilted axis

d)

Stars in our universe

7.

Why does the sun seem so much larger than other stars?

a)

it's the closest star to the earth

b)

it's the biggest star in the universe

c)

it's not a star

8.

The Sun is a planet.

a)

true

b)

false

9.

These are the four planets FARTHEST from the Sun; Jupiter, Saturn, Uranus, and Neptune.

a)

the inner planets

b)

dwarf planets

c)

the outer planets

d)

solar planets

10.

These are the 4 planets closest to the sun (Mercury, Venus, Earth, Mars).

a)

the outer planets

b)

dwarf planets

c)

solar planets

d)

the inner planets

11.

What is the name of the moon phase that shows no light?

a)

quarter

b)

gibbus

c)

new

d)

full

12.

How long does Earth's orbit around the sun take?

a)

24 hours

b)

one month

c)

2 weeks

d)

365 and 1/4 days

13.

This is the phase of the moon when the moon looks like a thin sliver (less than half of the moon's nearside is sunlit).

a)

crescent

b)

new

c)

full

d)

quarter

14.

_________ are stationary.

a)

Planets

b)

Stars

15.

How long does it take for the Earth to make a full rotation?

a)

24 hours

b)

365 1/4

c)

one month

d)

2 weeks

16.

This is the phase of the moon that looks ALMOST full.

a)

new

b)

gibbous

c)

full

d)

quarter

17.

Inner planets are mostly made of_______________.

a)

rock and metals

b)

gases

18.

The outer planets are mostly made of ___________________.

a)

rock and metals

b)

gases

19.

Stars are mostly made of

a)

rock and metals

b)

gases

20.

This is the third planet from the Sun.

a)

Earth

b)

Mars

c)

Mercury

d)

Venus

21.

The moon creates its own light.

a)

true

b)

false

22.

If the northern hemisphere is experiencing summer, the southern hemisphere is experiencing ____________.

a)

summer

b)

spring

c)

winter

d)

fall

23.

What are the Inner planets?


Select ALL that apply.

a)

Mars

b)

Venus

c)

Mercury

d)

Earth

e)

Saturn

24.

The inner planets are the ______ planets to the sun.

a)

biggest

b)

closest

c)

farthest

d)

coldest

25.

The inner planets are _______ than the outer planets.

a)

colder

b)

bigger

c)

warmer

d)

smarter

26.

What planet is closest to the sun?

a)

Mercury

b)

Venus

c)

Earth

d)

Neptune

27.

What planet is the same size as earth?

a)

Pluto

b)

Mars

c)

Saturn

d)

Venus

28.

What is the only planet that supports life?

a)

Mars

b)

Neptune

c)

Earth

d)

Saturn

29.

What planet is known as the red planet because of its red looking surface?

a)

Earth

b)

Saturn

c)

Uranus

d)

Mars

30.

_________ is the planet that takes the shortest time to revolve around the sun.

a)

Neptune

b)

Mars

c)

Earth

d)

Mercury

31.

What are the outer planets?


Select ALL that apply.

a)

Mars

b)

Jupiter

c)

Saturn

d)

Uranus

e)

Neptune

32.

What is the largest planet in the solar system?

a)

Mercury

b)

Neptune

c)

Jupiter

d)

Mars

33.

What is the name of the storm on Jupiter?

a)

The Great Red Spot

b)

The Spot

c)

The Red

d)

The Storm

34.

What planet has thousands of beautiful, tiny rings made of chunks of ice and rock?

a)

Neptune

b)

Earth

c)

Saturn

d)

Mars

35.

What planet rotates on a tilted axis and looks like it is laying on its side?

a)

Earth

b)

Mars

c)

Pluto

d)

Uranus

36.

What planet has a Great Dark Spot similar to the spot on Jupiter and also has 8 moons?

a)

Neptune

b)

Earth

c)

Mars

d)

Uranus

37.
What is the imaginary line that runs through the center of the Earth?
a)
axis
b)
revolution
c)
axle
d)
satellite 
38.
Why does the Sun appear to rise and set each day?
a)
The moon rotates on its axis.
b)
The Earth rotates on its axis.
c)
The sun rotates on its axis.
d)
The Earth revolves on its axis.
39.
About how many days does it take for the moon to complete a phase?
a)
45 days
b)
28 days 
c)
1 day
d)
365 days 
40.
All planets are the same size.
a)
True
b)
False
41.
The sun goes around the Earth.
a)
True
b)
False
42.
How many hours does it take the Earth to make one rotation? 
a)
48
b)
24
c)
28
d)
365
43.
In one year, the Earth makes a
a)
rotation 
b)
resolution 
c)
revolution 
d)
flip
44.
What is at the center of the solar system?
a)
Earth
b)
Mercury
c)
sun
d)
stars
45.
What do scientists use to study stars and planets?
a)
powerful telescopes
b)
submarines
c)
cameras
d)
thermometers 
46.
Who was the first man to land and walk on the moon?
a)
Yuri Gagarin
b)
Neil Armstrong
c)
Galileo
47.
What is a planet?
a)
a group of stars that forms a pattern in the sky
b)
a large ball of hot gases that gives off heat and light
c)
a large ball or rock or gas that moves around the sun
d)
a toy aliens play with
48.

Which of these statements BEST describes the Sun?

a)

it has a shiny surface that reflects light.

b)

It is a ball of hot glowing gas.

c)

It is a hard, solid surface.

d)

It has craters on its surface.

49.

Do constellations move?

a)

Yes, I've seen them move!

b)

No, I am moving on Earth so they just look like they are moving.

50.

We live in the __________________ hemisphere.

a)

Northern

b)

Southern

c)

Earth

d)

Mars

51.

A constellation is a group of visible ____ that form a pattern when viewed from Earth.

a)

stars

b)

planets

c)

patterns

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