Objects in the Solar System Flashcard 7.9A

Front

What is the closest planet to the sun?

Back

Mercury

Front

What is the composition of Mercury?

Back

Rock with a thin atmosphere of gas.

Front

Where is the asteroid belt located?

Back

Between Mars and Jupiter.

Front

What are meteors made of?

Back

Dust to asteroid-sized rocks, often with metal debris from comets, asteroids, or the moon and other planets.

Front

Which planet is known as the red planet?

Back

Mars.

Front

Where are comets with large, elliptical orbits around the Sun formed?

Back

Oort Cloud.

Front

What is the main component of the asteroid belt?

Back

Asteroids.

Front

What type of celestial body is Mars?

Back

A rocky planet with a thin atmosphere.

Front

What is the significance of the Oort Cloud?

Back

It is the region where long-period comets are believed to originate.

Front

What is the Kuiper Belt?

Back

A region of the solar system beyond Neptune, containing many small icy bodies.