L4-U1-P1-4 Vocabulary : Landforms

Landforms

Mountains are landforms higher than 2,000 feet, or about 600 meters, above sea level.√

Hills are like mountains, but not as tall.√

Mountains are formed by forces deep within the Earth and are made of many types of rocks.

Rivers are streams of water that usually begin in mountains and flow into the sea.√

Many early cities were built alongside rivers.√

Most of the world's water is in the oceans, which are large bodies of salt water.√

The oceans are also an important source of oxygen.√

Desserts are areas of land that receive little or no rainfall.

The amount of rainfall in some deserts is so low that only a few plants can survive.√

A valley is a low, relatively flat area between hills or mountains, often with a river running through it.

Some valleys are formed by flowing water, and others are formed by glaciers.

听选What are the tallest landforms on earth? -The tallest mountains in the world, including Mt Everest, are in Asia.

听选What areas of land that receive little or no rainfall? -Desserts are areas of land that receive little or no rainfall.

听选What container save most of water？-Most of the world's water is in the oceans, which are large bodies of salt water.

听选What are streams of water that usually begin in mountains? - Rivers are streams of water that usually begin in mountains and flow into the sea.

听选What is a low, relatively flat area between hills or mountains?- A valley is a low, relatively flat area between hills or mountains, often with a river running through it.

听选What land areas are often hotter than 120 degrees Fahrenheit?-Dessert temperatures can range from cold at night to very hot during the daytime, often above 120 degrees Fahrenheit.

听选What covers more area than all the continents? -The Pacific Ocean is the largest and deepest ocean, covering more area than all the continents put together.

听选A valley is a low, relatively flat area between hills or mountains, often with a river running through it.

填空Most of the world's water is in the oceans,which are large bodies of salt water.

填空A valley is a low, relatively flat area between hills or mountains,often with a river running through it.

填空Many early cities were built alongside rivers.

填空Hills are like mountains, but not as tall.

填空Dessert temperatures can range from cold at night to very hot during the daytime, often above 120 degrees Fahrenheit.

Some valleys are formed by flowing water, and others are formed by glaciers.

听说The oceans are also an important source of oxygen.（80）

听说Many early cities were built alongside rivers.（84）

听说A place where a river begins is its source.（76）

听说Many early civilizations developed near rivers.（75）

看说Some valleys are formed by flowing water, and others are formed by glaciers.（74）

看说Mountains are formed by forces deep within the Earth and are made of many types of rocks.（76）

看说Most of the world's water is in the oceans, which are large bodies of salt water.（75）

看说Rivers are streams of water that usually begin in mountains and flow into the sea.（79）

听说Hills are like mountains, but not as tall.

听说Many early cities were built alongside rivers.（78）