General Science : Practice Questions and Answers

In a human body, percentage of water is

Polar ice caps are formed in

The largest ocean on the earth is

Oil can poison

Fluoride is added to water, which helps to prevent

Tanks that supply water to towns are built at

About how much of the Earths surface is covered with water?

When water vapor cools into a liquid, its called

Why are the oceans salty?

Where is most of the water on Earths surface found?

Where does the heat come from that turns ocean water into water vapor?

When water vapor changes from a gas into a liquid, we call it

When water turns to vapor and rises into the atmosphere its called

When water is released through a plants leaves, this process is called

When water evaporates from plants, its called

When water evaporates directly from glacial ice, its called

When water droplets get large enough to fall from the clouds, its called

When water changes from a liquid into a gas, it is called

When people and animals breathe out water vapor into the air from their lungs, it is called

When ice or snow changes directly into water vapor, it is called