Solar System Review

What is the difference between a comet and an asteroid?

• Comets are icy and have tails; asteroids are rocky and do not have tails.
• Comets are made of metal; asteroids are made of ice.
• Comets orbit the sun in a circular path; asteroids have elliptical orbits.
• Comets are larger than asteroids and are found in the asteroid belt.

The four planets farthest from the Sun are called the _____ planets.

What is Earth’s one year trip around the sun called?

• Cycle
• Orbit
• Rotation
• Revolution

Tags

NGSS.MS-ESS1-1

1. What is this a picture of?

• 1. Inner Planets

• 1. Red dwarf planet

• 1. Outer planets

• 1. Gas Stars

Tags

NGSS.MS-ESS1-3

Millions of small, rocky objects called ___________ orbit the Sun in a belt between Mars and Jupiter

Tags

NGSS.MS-ESS1-3

The shape of a planet’s orbit is a(n)_____________ , which is a stretched-out circle.

• circle
• oval

• square
• ellipse

A planet moves ____________when it is closer to the Sun than when it is farther away

• faster
• with less energy
• in a circular path
• slower

Tags

NGSS.MS-ESS1-2

This is a picture of what?

• Small Planets

• Rocky Planets

• Inner Planets

• Core Planets

Tags

NGSS.MS-ESS1-3

__________is the second planet from the Sun.

Most of Venus’s atmosphere is made up of

• carbon dioxide
• hydrogen
• oxygen
• nitrogen