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Earth Science Review Part 1

Total questions: 19

Worksheet time: 1hrs 25mins

Name
Class
Date
1.

Our galaxy is called

a)

Centaurus A

b)

Andromeda

c)

the Milky Way

d)

Triangulum

2.

Which type of galaxy is illustrated?

a)

spiral

b)

elliptical

c)

irregular

d)

it's not a galaxy

3.

Our Sun is just one of many millions of stars in a froup of stars called a

a)

universe

b)

solar system

c)

cosmos

d)

galaxy

4.

The explosion that sent the universe flying out is called _____.

a)

The Big Bang

b)

The Milky Way

c)

The Solar System

d)

The Sun

5.

Which statement is true?

a)

The galaxies are moving toward us.

b)

The galaxies are moving away from us.

c)

The universe remains static or unchanged in motion.

d)

None of the above

6.
Planets orbit the Sun in a shape called a(n)
a)
circle
b)
ellipse
c)
focus
d)
perihelion
7.
What is the smallest terrestrial planet?
a)
Mars
b)
Venus
c)
Mercury 
d)
Earth
8.
What does the earth's tilt cause?
a)
The seasons
b)
Day and Night
c)
Tsunamis
d)
Earthquakes
9.

The moon's gravitational pull causes (a)  

10.
Rising and falling of Earth's sea levels due to the gravitational pull of the moon and sun on earth as it rotates.
a)
Moon Phases
b)
Tides
c)
Seasons
11.
What causes seasons? (Take your time!!) 
a)
Tilt 
b)
Tilt & Rotation 
c)
Rotation
d)
Tilt & Revolution 
12.
The Earth's axis is tilted _____ degrees.
a)
23.5
b)
25.3
c)
30.2
d)
24
13.

What are asteroids?

a)

large rock-like chunks that orbit the sun

b)

pieces of stars

c)

small planets

14.

What is the asteroid belt?

a)

a belt of rocks across a planet

b)

a belt of rocks crossing the sun

c)

an area between Mars and Jupiter where most asteroids are found

15.
What is the Sun?
a)
A Planet
b)
A Star
c)
Cloud
d)
Moon
16.
The Sun is bigger than the Earth
a)
False
b)
True
17.
Where does rain come from?
a)
The sun
b)
Clouds
c)
Vapor
d)
The moon
18.
What is it called when a liquid changes into a gas?
a)
Rain
b)
Water Vapor
c)
Evaporate
d)
Light
19.
Water that is a gas is called?
a)
Water Vapor
b)
Rain
c)
Air
d)
Clouds