About _____ percent of our body weight is water.

It is the process of taking water to the land so that the crops grow well.

It refers to the gas that forms when water is heated.

The foods we eat have water in them, and all our drinks are largely _____ .

Earth is the only planet in the Solar System with liquid water.

About ___ percent of all the water on Earth is salty.

There are ____ great oceans in the world.

There are huge sheets of ice called ______, around the North and South Poles.

Although there is lots of water on Earth, only about ___ percent of it is freshwater that we can use.

The gas that forms when water is heated.

Water taken from a river or reservoir is clean.

The salt is removed from seawater by a process called desalination.

Used water is called industry.

We store water by building dams across rivers.

The water we use came originally from rain or snow.

A place where water can be found in a desert.

______ are the driest places on Earth.

There are two kinds of desert, cold deserts and hot deserts.

______ is the world's largest hot desert.

Nutrients is one of the most important substances on Earth.

Ice flows down the ____ like slow-moving rivers

Arabian sea is the largest of the world’s seas.

Lake is a large hollow in the land which is filled with water.

Lake is a hole that has been dug or drilled into the ground to reach underground water, oil or gas.

Industry refers to the making of things in factories or workshops like Almarai Company.

Plants use their leaves to take up water from the soil.

The crops that farmers grow for our food need water to grow.

Some crops need more water to grow than others.

Rice and cotton, for example, need lots of water, while olives and oranges need only a little.

Most of the freshwater we use come from lakes, rivers and wells.

Some freshwater is found in the form of ice.

There is a lot of salty water underground.

The water in the ocean and seas is always _______

Desert plants are able to survive long periods with no rain. Which of these plants would you find in the desert?

This continent is an example of a cold desert.

Which of the following would classify as a desert?

Which is the largest desert the world?

The world's coldest desert is Gobi desert that can be found in which country in Asia?