Inner Planets Flashcard

Front

What is the second planet from the Sun?

Back

Venus

Front

What is the layer of gas surrounding Earth called?

Back

Atmosphere

Front

What happens to Mercury at night due to its lack of atmosphere?

Back

It becomes very cold.

Front

How many moons does Mars have?

Back

Two

Front

What are craters on Mercury made by?

Back

Meteorites.

Front

Which planet is known as the Red Planet?

Back

Mars

Front

What is the closest planet to the Sun?

Back

Mercury

Front

Which planet has the hottest surface temperature?

Back

Venus.

Front

What is the main component of the atmosphere on Earth?

Back

Nitrogen.

Front

Which planet rotates in the opposite direction to most planets?

Back

Venus.