Inner and Outer Planets Review

Planets that have no solid surface and are made of gases such as hydrogen and helium are called:

• Gas Giants
• Terrestrial Planets

The first four planets that are closest to the sun are categorized as:

• Gas Giants
• Terrestrial Planets 

Which choice shows the correct order of the planets?

• Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
• Earth, Venus, Mars, Mercury, Jupiter, Saturn, Uranus, Pluto
• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
• Saturn, Venus, Mars, Mercury, Jupiter, Neptune Mercury, Uranus

What holds the planets in their orbits around the sun?

• gravity
• speed
• string
• air currents

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is true of all planets in our Solar System?

• They are large bodies in space that orbit the Sun

• Planets do not move, only stars move.

• Planets undergo thermonuclear fusion in their cores.

• Planets are larger than stars.

Tags

NGSS.MS-ESS1-3

The center of the sun is called the ______

• convective zone
• radiative zone
• the core
• chromosphere

What is the largest planet in

our solar system?

• Neptune

• Jupiter

• Uranus

• Mars

Tags

NGSS.MS-ESS1-3

One full orbit of an object around another object is called a ________.

• axis
• rotation
• revolution
• satellite

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Which planet rotates in the opposite direction of Earth?

• neptune

• saturn

• venus

• moon

How long does it take Merury to orbit the sun?

• 7 days

• 87.97 days

• 86 days

• 687 days