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The Solar System and The Universe

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.
Which inner planet is the hottest?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
2.
Which two inner planets are known as "sister planets?"
a)
Venus and Mars
b)
Mars and Earth
c)
Venus and Earth
3.
Which inner planet is closest to the Sun?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
4.
Which two inner planets have no moons?
a)
Earth and Mars
b)
Mars and Venus
c)
Mercury and Venus
d)
Venus and Mars
5.
How many days does it take Earth to orbit the Sun?
a)
88 days
b)
365 days
c)
216 days
d)
1 day
6.

What is a body that orbits a larger body called?

a)

planet

b)

comet

c)

asteroid

d)

satellite

7.

Small, rocky bodies that are often pieces of matter detached from passing comets or collided asteroids

a)

meteor

b)

meteorite

c)

meteoroid

d)

comet

8.

Natural satellites that many planets have are known as

a)

Asteroids

b)

Comets

c)

Moons

d)

Meteors

9.

The ring of icy bodies beyond Neptune's orbit that includes thousands of comets and the dwarf planets Pluto and Eris

a)

Kuiper Belt

b)

Asteroid Belt

c)

Oort Cloud

d)

Neptune's atmosphere

10.

Small bodies of ice, rock, and cosmic dust that orbit the sun

a)

Meteors

b)

Meteorites

c)

Comets

d)

Asteroids

11.
Often called shooting stars.
a)
asteroid
b)
meteoroid
c)
comet
d)
meteor
12.
Asteroids "hang out" in our solar system in a place called:
a)
The Kupier Belt
b)
The Oort Cloud
c)
The Planetary Rings
d)
The Asteroid Belt
13.
When objects strike the surface of a planet or moon, they leave a deep impression on the surface called a:
a)
Pothole 
b)
Crater
c)
Canyon
d)
Plateau
14.

What's the difference between comets and asteroids?

a)

Asteroids are made of metal and rock, while Comets are ice and rock

b)

Asteroids are made of ice and rock, while Comets are made of metals and rock

c)

There is no difference

d)

Asteroids are made of stardust, while Comets are made up of water

15.
Pluto is a dwarf planet that is part of the...
a)
Oort cloud
b)
Kuiper Belt
c)
Moon system of Neptune
16.

Which dwarf planet is the smallest?

a)

Ceres

b)

Pluto

c)

Haumea

d)

Eris

17.

Ceres is located between

a)

Mars and Jupiter

b)

Mars and Saturn

c)

Mercury and Jupiter

d)

Mercury and Saturn

18.

The largest of the dwarf planets is

a)

Ceres

b)

Eris

c)

Pluto

d)

Make make

19.

Do all asteroids live in the main belt?

a)

No, there are some that have orbits that cross Mars and Earth

b)

Yes, once an asteroid leaves the main belt it becomes a comet.

c)

Yes, asteroids are pulled into the main belt through gravity and cannot escape it.

d)

No, asteroids sometimes leave and come back to the main belt after visiting neighboring planets.

20.
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
21.

What do you call a scientist who studies objects in space?

a)

meteorologist

b)

astronomer

c)

astronaut

22.

What type of galaxy is oval-shaped?

a)

a spiral galaxy

b)

an elliptical galaxy

c)

an irregular galaxy

23.

A large group of stars, gas, and dust is called....

a)

a universe

b)

a cluster

c)

a galaxy

d)

a solar system

24.

Our solar system is in which galaxy?

a)

The Clouds of Magellan

b)

Andromeda

c)

The Milky Way

d)

Betelguese

25.

How are galaxies alike?

a)

The are all the same shape

b)

They have the same amount of stars

c)

They all have stars, gas, and dust

d)

They are all the same temperature

26.
Which of the following is not a type of galaxy?
a)
Irregular
b)
Triangular
c)
Spiral
d)
Elliptical 
27.
Elliptical, spiral, and irregular are all types of ______.
a)
solar systems
b)
universes
c)
galaxies
d)
stars
28.
Place these objects in order from smallest to largest.
a)
Planets, solar system, universe, galaxy
b)
Solar system, planets, galaxy, universe
c)
Planets, solar system, galaxy, universe
d)
Galaxy, solar system, planets, universe
29.
The Milky Way galaxy is an example of an irregular galaxy
a)
true
b)
false
30.

All of space and everything in it.

a)

planet

b)

solar system

c)

galaxy

d)

universe

31.
True or False
The Sun is the biggest star in the sky.
a)
True
b)
False
32.
What color of star is the hottest?
a)
Blue
b)
Red
c)
Yellow
d)
Orange
33.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
34.
What are stars?
a)
Rocky bodies
b)
Hot exploding balls of gas
c)
5 pointed shapes
d)
Hollywood actors
35.

What type of star is one that is no bigger than Earth?

a)

a red star

b)

a blue star

c)

a supergiant

d)

a dwarf star

36.

What is the name of Earth's star?

a)

Antares

b)

Betelguese

c)

Polaris

d)

the Sun

37.
A student notices that the moon looks larger than the stars.  Why?
a)
The moon is reflecting light from the sun
b)
The moon is closer to Earth then the stars
c)
The moon is much larger than the stars
d)
The moon is much larger than Earth
38.

The sequence of stars from hottest to coolest is

a)

blue, white, yellow, red

b)

red, orange, yellow, blue

c)

red, yellow, white, blue

d)

yellow, blue, white, red

39.

Ancient Greeks, Romans, and other early cultures observed patterns of stars in the night sky called __________________.

a)

constellations

b)

galaxies

c)

light-years

d)

connections

40.

The gasses in stars are:

a)

Hydrogen & Helium

b)

Oxygen & Nitrogen

c)

Atmosphere

41.

What do you call a scientist who studies objects in space?

a)

meteorologist

b)

astronomer

c)

astronaut

42.
What is the correct order of the planets from the sun? 
a)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
b)
Mercury, Earth, Venus, Mars, Jupiter, Saturn, Uranus, Neptune
c)
Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune. 
d)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune. 
43.
All of the following planets have rings, EXCEPT--
a)
Saturn
b)
Venus
c)
Uranus
d)
Neptune
44.
All of the outer planets--
a)
have many moons
b)
are small
c)
have a short orbit around the Sun
d)
are rocky
45.
Solid, rocky surface is a characteristic for...
a)
Inner planets
b)
Outer planets
c)
Both
d)
Saturn
46.
The revolution of this planet is the longest.
a)
Neptune
b)
Mars
c)
Jupiter
d)
Saturn
47.
Which of the following is NOT true of all the Inner planets?
a)
They are made of solid rock.
b)
They have many moons.
c)
They do not have rings.
d)
They are small in size compared to the other planets .
48.
What are 3 things that are common among all the planets in our Solar System?
a)
All are terrestrial, have gravity, are spherical in shape.
b)
All are gaseous, have gravity, are spherical in shape.
c)
All have gravity, are spherical in shape, orbit the Sun.
d)
All have gravity, all have rings, all orbit the Sun.
49.
Neptune's "Great Dark Spot" is a
a)
Giant Canyon
b)
Vast Ocean
c)
Giant Storm
d)
Area that never faces the Sun
50.
How long does it take for Earth to rotate on its axis one time?
a)
24 hours
b)
12 hours
c)
365 days
d)
24 days

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