How many moons does Mercury have?

Water covers ______% of the Earth’s surface

Earth has an atmosphere that is made mostly of nitrogen and ____________

There are signs of ancient ________ on Mars

Mars is mostly a rusty _______ color

Venus is the _________ planet in the solar system

Venus has an active surface with mountains and __________

Jupiter’s Great Red Spot is a big ______ that has been going on for hundreds of years

Jupiter is the _______ planet in our solar system

Saturn has rings made of chunks of __________

Saturn has more than ____ moons

Uranus spins on its _______

Uranus is an ______ giant

Neptune is the ________ planet in our solar system.

Neptune has a thick and _________ atmosphere