Front

What are the outer planets made of?

Back

The outer planets are made of gas.

Front

What is the best description of the Sun?

Back

It's a huge ball of hot gases.

Front

What type of surfaces do the inner planets have?

Back

The inner planets have rocky surfaces.

Front

What is located in the center of our solar system?

Back

The Sun is located in the center of our solar system.

Front

What is Earth's natural satellite?

Back

Earth's natural satellite is the moon.

Front

Name the four inner planets.

Back

The four inner planets are Mercury, Venus, Earth, and Mars.

Front

Name the four outer planets.

Back

The four outer planets are Jupiter, Saturn, Uranus, and Neptune.

Front

What is the largest planet in our solar system?

Back

Jupiter is the largest planet in our solar system.

Front

What is the main component of the Sun?

Back

The main component of the Sun is hydrogen.

Front

Which planet is known as the Red Planet?

Back

Mars is known as the Red Planet.