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Solar System

Total questions: 60

Worksheet time: 30mins

Name
Class
Date
1.
What is the definition of orbit?
a)
the spinning of the earth on its axis
b)
when the lit part of the moon increases
c)
all of the planets, moon, and other space objects going around the sun
d)
the imaginary line that goes through the north and south poles that the earth spins on
2.
What is the center of our solar system?
a)
moon
b)
earth
c)
sun
d)
Jupiter
3.

This is the first planet from the Sun; it is very hot in the day and very cold in the night.

a)

Mercury

b)

Neptune

c)

Earth

d)

Jupiter

4.

What are large chunks of rocks and metal in space?

a)

Earth

b)

comet

c)

asteroids

d)

gibbous

5.

The fourth planet from the Sun; also known as the "red planet."

a)

Neptune

b)

Mercury

c)

Earth

d)

Mars

6.

The sixth planet from the Sun; known for its large rings.

a)

Saturn

b)

Mercury

c)

Earth

d)

Mars

7.

This is the eighth (last) planet from the Sun; it is deep dark blue in color.

a)

Earth

b)

Neptune

c)

Mercury

d)

Jupiter

8.

These are the 4 planets (Mercury, Venus, Earth, Mars) are known as

a)

terrestrial planets

b)

gas giants

c)

dwarf planets

d)

solar planets

9.

These are the four planets the Sun; Jupiter, Saturn, Uranus, and Neptune are classified as

a)

terrestrial planets

b)

gas giants

c)

solar planets

d)

the best planets

10.

Where is the Asteroid Belt located in the Solar System?

a)

near Neptune

b)

between Mercury and Venus

c)

between Mars and Jupiter

d)

around the Sun

11.

Which planet has the most gravity?

a)

Earth

b)

Mars

c)

Neptune

d)

Jupiter

12.

What factor causes one planet to have more gravity than other planets

a)

The planets mass

b)

The planets size

c)

Terrestrial planets have more gravity

d)

Gas giants have more gravity

13.
What does a waxing moon mean?
a)
when the lit part of the moon increases
b)
when the lit part of the moon decreases
c)
the pathway the earth takes around the sun
d)
all of the planets, moon, and other space objects going around the sun
14.
What is the definition of orbit?
a)
the spinning of the earth on its axis
b)
when the lit part of the moon increases
c)
all of the planets, moon, and other space objects going around the sun
d)
the imaginary line that goes through the north and south poles that the earth spins on
15.
What causes day and night?
a)
rotation
b)
revolution
16.
What causes the seasons to change?
a)
rotation
b)
revolution
17.
What is the sun?
a)
a star
b)
a comet
c)
a planet
d)
an asteroid
18.
How does the moon get its light?
a)
it reflects the sun's light onto the earth
b)
it creates its own light, similar to a star
c)
it gathers light from earth during the day
d)
the moon is actually a yellow color, so it appears to be bright during the nighttime
19.
Besides Pluto, which planet is the furthest planet from the sun?
a)
Mercury
b)
Earth
c)
Neptune
d)
Uranus
20.
What is similar about all of the inner planets?
a)
rocky
b)
gasses
c)
many moons
d)
takes a long time to revolve around the sun
21.
Which direction do all of the planets go around the sun?
a)
clockwise
b)
counter-clockwise
c)
verticle
d)
horizontal
22.
Between which two planets is the asteroid belt located?
a)
Mercury & Venus
b)
Mars & Jupiter
c)
Uranus & Neptune
d)
Neptune & Pluto
23.
Which planet is red because of iron oxide or rust?
a)
Venus
b)
Mars
c)
Jupiter
d)
Saturn
24.

Which planet's average temperature make it the hottest planet in the solar system?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

25.

The "Great Red Spot" is a storm on which planet?

a)

Earth

b)

Mars

c)

Jupiter

d)

Saturn

26.

Why is Venus's atmosphere yellow?

a)

Hellium

b)

sulfer

c)

nitrogen

d)

iron

27.

Name the star closest to Earth.

a)

Polaris

b)

Sun

c)

Vega

d)

Alpha Centauri

28.

Choose the planet closest in size to Earth.

a)

Mars

b)

Jupiter

c)

the moon

d)

the sun

29.

The name of our galaxy is...

a)

The Farm

b)

Galaxy War

c)

The Universe

d)

Milky Way

30.

How many planets does the solar system have?

a)

1

b)

9

c)

5

d)

8

31.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
32.
A ball of ice and dust with a tail of gas and dust pointing away from the sun.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
33.
A small object that appears as a streak of light as it enters earth's atmosphere.
a)
Asteroid
b)
Comet
c)
Moon
d)
Meteor
34.

A natural satellite of a planet is called.......

a)

Asteroid

b)

Comet

c)

Moon

d)

Meteor

35.
What holds the planets in their orbits around the sun?
a)
gravity
b)
speed
c)
string
d)
air currents
36.

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

a)

365 and 1/4 days

b)

360 days

c)

24 hours

d)

2 years

37.

The HOTTEST stars are usually what color

a)

yellow

b)

orange

c)

blue

d)

pink

38.

A group of stars that make a pattern in the night sky.

a)

planets

b)

comets

c)

asteroids

d)

constellation

39.

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)

gibbous

c)

full

d)

new

40.

This is the phase of the moon where NONE of the moon's nearside is sunlit.

a)

crescent

b)

gibbous

c)

full moon

d)

new moon

41.
Which planet is tipped on its side nearly 90 degrees?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
42.
Who stated the earth was the center of the solar system?
a)
Ptolemy
b)
Copernicus
c)
Kepler
d)
Galileo
43.
Where is our solar system located in the Milky Way
a)
At the center
b)
Near the center
c)
On a spiral arm
d)
Outside the galaxy
44.
Who stated the sun was the center of the solar system?
a)
Ptolemy
b)
Copernicus
c)
Kepler
d)
Galileo
45.
Who used the telescope to observe the heavens?
a)
Ptolemy
b)
Copernicus
c)
Kepler
d)
Galileo
46.
What model of the solar system states the sun is the center
a)
Geocentric Model
b)
Heliocentric model
c)
Biocentric modal
d)
Hydrocentric  model
47.
What theory tries to explain the origin of the universe?
a)
Big Bang Theory
b)
Copernican Theory
c)
Ptolemain Theory
d)
Galilean Theory
48.
If the moon is a crescent shape then changes to a gibbous. What is the next phase ?
a)
If the moon is a crescent shape then changes to a gibbous. What is the next phase ?
b)
Cresent
c)
Gibbous
d)
Full moon
49.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
50.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
51.

How long ago was our solar system formed?

a)

10 million years ago

b)

4.6 million years ago

c)

4.6 billion years ago

d)

2 billion years ago

52.
What is another word for rotate?
a)
orbit
b)
skip
c)
spin
d)
run
53.
At what time of day is a shadow the shortest?
a)
8 AM
b)
12 PM
c)
4 PM
d)
when I am brushing my teeth
54.
What happens when Earth rotates?
a)
The shape of the sun changes.
b)
The length of a shadow changes.
c)
The number of hours in a day changes. 
d)
The moon falls out of the sky. 
55.
How does a telescope help us understand the moon?
a)
It tells us how it was formed
b)
It tells us how hot it is there
c)
It helps us see surface features
d)
It can tell us what the moon is made of
56.
What is the imaginary line that runs through the center of the Earth?
a)
axis
b)
revolution
c)
axle
d)
satellite 
57.
When the southern hemisphere has winter, what season does the northern hemisphere have?
a)
winter
b)
spring
c)
summer
d)
fall
58.
Which planets have no natural satellites?
a)
Earth & Mars
b)
Jupiter & Saturn
c)
Mercury & Venus
d)
Mercury & Mars
59.

About how many days does it take for the moon to complete a phase?

a)

30 days

b)

28 days

c)

1 day

d)

365 days

60.
Which statement best describes a galaxy?
a)
a cluster of millions of stars held together by gravity
b)
a star, with planets, moons and other small space bodies revolving around it
c)
all known objects
d)
all of the above

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