Earth's Characteristics

Front

What surrounds the Earth and contains gases that are essential for life?

Back

The atmosphere

Front

Earth is the only planet we know that can support _________.

Back

life

Front

Earth is about ________covered with water.

Back

75 percent

Front

We call the Earth a blue planet because:

Back

the majority of Earth is covered in water

Front

The Earth is composed of: metal, rock, none of the above, both of the above

Back

both of the above

Front

Our atmosphere is made mostly of: oxygen, nitrogen, carbon dioxide, oxygen & nitrogen

Back

oxygen & nitrogen

Front

How long does it take the Earth to rotate?

Back

a day

Front

How long does it take the Earth to revolve?

Back

a year

Front

What might you find on the Earth's surface? Options: mountains, valleys, plains, volcanoes, all of the above

Back

all of the above

Front

The Earth is the _____ planet from the sun.

Back

3rd