How many percent of Earth is saltwater?

How many percent of Earth is freshwater?

When the cloud becomes heavy with water, rain falls. This process is called ______.

The process of changing a liquid to gas is called _______.

Water vapor turns back to liquid form as water droplets. This process is called________.

This is done by dropping crushed dry ice into the clouds from an airplane.

Waste products from factories dumped in bodies of water making the water toxic and unsafe to use.

The water cycle moves water around the planet.

Earth’s water does not stay in one form for a long time. It continuously moves around the planet by not changing its state.

The government should enforce laws that prohibit the throwing of garbage into bodies of water.