Space review

Front

Why do planets orbit the sun instead of flying off into space?

Back

the gravity between the sun and mars

Front

What is true about the sun?

Back

It is made hydrogen and helium.

Front

What is true about Saturn, Uranus, Jupiter and Neptune?

Back

they are gaseous planets

Front

Why do planets orbit the sun?

Back

the gravitational pull of the sun

Front

What is the second planet from the sun?

Back

venus

Front

Which planet is much bigger than the earth and has many moons?

Back

Jupiter

Front

What is a comet made of?

Back

ice and gasses

Front

Which object sometimes enters the Earth's atmosphere? Options: meteoroid, asteroid, comet

Back

meteoroid

Front

What is the benefit of the space shuttle?

Back

It can be reused.

Front

What is an advantage of unmanned missions?

Back

They can be longer than a human life span.