Rivers carry water and nutrients to areas all around the Earth. They play a very important part in the water cycle, acting as drainage channels of surface water.

Stream is a body of water that branches from a river. It is shallow and may be found by the road side or flowing through fields.

The Nile river is the longest river in the world having a 7750km length. It is located in Africa.

Bataan, Bicol, and Zamboanga are plain.

Swamp is a freshwater wetland that is often muddy and spongy. There are many trees and shrubs in it.

Bay are sources of electricity. They are helpful to people’s activities.

Mountains are also sources of minerals such as copper, gold, and silver.

Swamps prevent flood by acting like sponge that absorbs water. They also prevent the drought by working as a water storage.

Mountain may also serve as grazing grounds for cattles.

Island serve as scenic views for tourists. They are also homes to many animals and plants.

Ocean is a large body of saltwater. More than 90% of the Earth’s surface is covered by ocean waters.

Luzon and Mindanao are the two largest islands in our country.

All valleys are formed by erosions. They often have a fertile soil.

Plains are one of the major landforms, or types of land, on Earth. They cover more than one-third of the world’s land area. Plains exist on every continent.

Lake can provide us with prime opportunities for recreation and tourism.

Rivers important to living things because they are sources of freshwater fishes.

Most of the fruits and vegetables grow from plateaus and because of their cold temperature.

Waterfall create or give rise to a river or a lake in the process.

Most houses and buildings are built on plains.