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Review Planets in Our Solar System

Total questions: 37

Worksheet time: 28mins

Name
Class
Date
1.

Fill in the blank: The planet with the hottest surface temperature is ____. A) Mercury B) Venus C) Earth D) Mars.

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

2.

Which planet has a surface covered with iron oxide, giving it a reddish appearance?

a)

Venus

b)

Earth

c)

Mercury

d)

Mars

3.

The orbits of the _______ planets are much shorter than the _______ planets because of their proximity to the Sun.

a)

A) inner, outer

b)

B) outer, inner

4.

Which planet contains water and oxygen needed for life?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

5.

Fill in the blank: The planet with a blue color due to methane in its atmosphere is _______. This planet also rotates almost entirely on its side.

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Neptune

6.

Fill in the blank: The term 'Jovian' refers to planets that are ______.

a)

A. Earth-like

b)

B. Gas giants

c)

C. Composed of water

d)

D. Terrestrial

7.

Fill in the blank: The planet ______ is not considered a Jovian planet.

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Earth

8.

Fill in the blank: The outer planets are primarily composed of ______.

a)

Rock

b)

Gas

c)

Metal

d)

Ice

9.

Which group of planets is farther apart from each other?

a)

Outer Planets

b)

Inner Planets

c)

Both

10.

Which group of planets has few or no moons?

a)

Outer Planets

b)

Inner Planets

c)

Both

11.

Which group of planets orbits around the Sun?

a)

Outer Planets

b)

Inner Planets

c)

Both

12.

Which group of planets are gas giants?

a)

Outer Planets

b)

Inner Planets

c)

Both

13.

Outer planets have these characteristics:

a)

Long orbits, made up of gas, have many moons

b)

Long orbits, made up of gas, have few moons

c)

Short orbits, made up of gas, have many moons

d)

Long orbits, have a rocky crust, have many moons

14.

The smallest planet is ​ (a)  

Choose from the below words
Mercury
venus
Neptune
Venus
Mars
15.

Identify a characteristic that describes BOTH an inner and outer planet

a)
Outer planets have shorter orbital periods than inner planets.
b)
Both are celestial bodies that orbit the Sun.
c)
Inner planets are larger than outer planets.
d)
Both are made of gas and have no solid surface.
16.

What characteristic describes an inner planet?

a)
Rocky surfaces and proximity to the Sun.
b)
Presence of rings and large moons.
c)
High temperatures and lack of atmosphere.
d)
Gaseous composition and distance from the Sun.
17.

What characteristic describes an outer planet?

a)
High density and low gravity.
b)
Small size and thin atmospheres.
c)
Cold temperatures and minimal moons.
d)
Large size and thick atmospheres.
18.

Venus has a _______________ atmosphere.

a)
light and breathable
b)
thin and dry
c)
warm and humid
d)
dense and toxic
19.

Why is the sun considered the center of the solar system?

a)
The sun is a planet that orbits around the Earth.
b)
The sun is the largest planet in the solar system.
c)
The sun is a star that has no gravitational pull.
d)
The sun is the center of the solar system due to its massive gravitational influence.
20.

Which correctly lists three planets in order from smallest to largest?

a)
Venus, Jupiter, Saturn
b)
Earth, Neptune, Mars
c)
Mars, Venus, Mercury
d)
Mercury, Mars, Earth
21.

Which describes the location of the asteroid belt?

a)
Between Earth and Mars
b)
Between Jupiter and Saturn
c)
Outside the orbit of Neptune
d)
Between Mars and Jupiter
22.

What is a moon?

a)
A moon is a large asteroid that travels through space.
b)
A moon is a planet that orbits the sun.
c)
A moon is a natural satellite that orbits a planet.
d)
A moon is a type of star.
23.

Describe the revolution of an outer planet

a)
Outer planets have longer orbital periods due to their distance from the Sun.
b)
Outer planets are made entirely of solid rock.
c)
Outer planets revolve around the Sun in a clockwise direction.
d)
Outer planets have shorter orbital periods than inner planets.
24.

What does terrestrial mean?

a)
Connected to outer space.
b)
Relating to the Earth or land.
c)
Pertaining to water bodies.
d)
Relating to the sky or air.
25.

Jovian planets are also known as

a)
Gas giants
b)
Ice giants
c)
Dwarf planets
d)
Terrestrial planets
26.

Which characteristic describes Mercury?

a)

Mercury's surface is full of craters.

b)
Mercury is known for its extensive ring system.
c)
Mercury has a thick atmosphere composed mainly of nitrogen.
d)
Mercury is the largest planet in the solar system.
27.

Which planet has the Great Red Spot, a storm that has lasted more than 150 years?

a)
Mars
b)
Saturn
c)
Venus
d)
Jupiter
28.

What planet experiences winds that reach 1,200 mph?

a)
Neptune
b)
Saturn
c)
Jupiter
d)
Mars
29.

Jupiter and Saturn are mainly comprised of what 2 gases?

a)
carbon dioxide and methane
b)
neon and argon
c)
oxygen and nitrogen
d)
hydrogen and helium
30.

Mercury

A
B
C
D
E
F
G
H
I
31.

Venus

A
B
C
D
E
F
G
H
I
32.

Uranus

A
B
C
D
E
F
G
H
I
33.

Mars

A
B
C
D
E
F
G
H
I
34.

Saturn

A
B
C
D
E
F
G
H
I
35.

Earth

A
B
C
D
E
F
G
H
I
36.

Jupiter

A
B
C
D
E
F
G
H
I
37.

Neptune

A
B
C
D
E
F
G
H
I

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