Water on Earth

Referred as “blue planet” because it is covered with water which makes it look blue.

(a)  

How many percent of freshwater do we have on Earth?

• 10%

• 97%

• 3%

It is the water without salt content

• Saltwater

• Freshwater

When clouds are formed , they release water droplets back to Earth in a form of sleet, hail, snow, or rain in a process called ______________________.

• Evaporation

• Condensation

• Precipitation

Throw chemicals and garbage to river and oceans.

• Agree

• Disagree