Planets

Earth is the ... planet from the Sun. It is about 150 million kilometres from it.

• third

• fourth

• first

It is called "The red planet" because of its reddish-orange surface.

• Mercury

• Venus

• Mars

Its atmosphere is very cold and dry but water exists in the form of ice.

• Venus

• Mars

• Earth

On planet Earth, water covers over ... of its surface.

• 3/4

• 1/2

• 1/3

This planet is the most likely candidate for a human habitat.

• Earth

• Venus

• Mars

Which planet has continents and supports a wide variety of living things?

• Earth

• Mars

• Mercury

Does Mars have an atmosphere?

• No, it doesn't.

• Yes, it does. Humans can live in Mars as they live on Earth.

• Yes, it does. But nothing can grow there.

Why do we call Earth "The blue planet"?

• Because it is the color it has from space.

• Because water covers three fourths of its surface.

How is the atmosphere on Earth?

• Very cold

• It has mild temperatures

• Very hot

• It has clouds and it rains very often.

Mars is the ... planet from the Sun. It is about 228 million kilometres from the Sun

• first

• fifth

• fourth