Landforms
Water
Rivers
Earth's Changing Forces
External Forces
100

What is taller than hills

Mountains

100

Name the 4 Oceans

Atlantic, Pacific, Indian and Artic

100

what is the longest river in the world

Nile

100

What is the earth's crust broken into pieces

Plates

100

breakdown of rocks by water, plant roots, temperature changes etc.

Weathering

200

What is a group of mountains

Mountain Range

200

Bodies of water fully enclosed by land

Lakes

200

where the river dumps into the ocean

mouth

200

deep cracks in the earth's surface where two pieces of land have moved in different directions

Faults

200

what is the removal of the particles made by weathering

Erosion

300
Lies in coastal areas

Coastal Plains

300

Arms of the ocean partially enclosed by land

Sea

300

where a river begins

headwater/source

300

Sediment bends upward into a fold when it is pushed from both sides

Folds

300

what is sand, silt and clay mixed together called

sediment

400

Worlds most rugged plateaus

Highlands

400

sheltered body of deep water next to the shore

Harbor

400

main river and all its tributaries

River System

400

plates crash into and pull apart from each other, releasing energy from the earth's interior

Plate Tectonics theory

400

what is decayed, dead matter

Humus

500

Landmass surrounded by water

Island

500

areas of stagnant water in lowland regions

wetland

500

rivers that feed other rivers

Tributaries
500

What 2 types of forces change the earths surface

Internal and external forces

500

Name two of the 4 types of erosion

Wind, wave, glacier, running water

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