Earth's Structure
Internal Forces
Landforms
Watery Things
Ehh
100

The crust.

What is the thin, rocky outer layer of the Earth?


100
Tectonic plates.

What are moving pieces under the earth’s surface that form the earth’s crust?

100

Delta

What is the landform that develops when a river deposits sediment as it flows into the ocean?

100

Hydrologic cycle

What is the process of evaporation, precipitation, condensation, and movement that circulates all water on earth?

100

Moraine

What is the rocky ridge or hill left behind by a receding glacier?

200

The hydrosphere.

What is are all the water elements on the earth?

200

Ring of Fire

What is the zone of seismic activity at plate boundaries at the edges of the Pacific Ocean?

200

Mountains, hills, valleys, and plateaus.

What are the four categories of relief?
200

Strait

What is a narrow body of water connecting two larger bodies of water?

200

Weathering

What is the breaking down of rock by physical or chemical processes?

300

The atmosphere.

What is the layer of gases surrounding the earth?

300

Lava

What is molten rock that flows out of cracks in the earth's surface?

300

A mountain.

What is a landform rising above surrounding landforms and measuring more than 2,000 ft.?

300

Ground water

What is water stored in the pores of rock?

300
Humus

What is organic material that makes up part of soil?

400

The mantle.

What is a thick layer of molten rock between the core and the lithosphere?

400
Seismograph

What is used to detect the waves caused by earthquakes?

400

Drainage basin

What is an area drained by a major river and its tributaries?


400

Water table

What is the highest point marked by water in saturated rock?

400

Chemical weathering

What is the force that causes rock to change into a new substance?

500

Nickel and iron.

What is the core made of?

500

Richter scale

What is used to rate and compare the intensity of earthquakes?

500

Steppe

What is a wide, grassy, treeless plain?

500

Convection

What is the rising of warmer liquids or gasses and the falling of cooler liquids or gases?
500

Loess

What is powdery silt carried and deposited by wind?

M
e
n
u