Glacial and Wave Erosion

What is a glacier?

Any large mass of ice that moves slowly over land

Where do glaciers occur?

In the coldest places on Earth

Glaciers are a part of what?

The cryosphere

What happens when a glacier melts?

The ice of the cryosphere melts and becomes part of the hydrosphere

What happens when a glacier moves?

It slowly changes the land beneath it

What are three landforms of glacial erosion?

Horn, Moraine, and Fjord

What creates features called a kettle?

Retreating, melting, and glaciers

What do waves change?

Earth's surface

How do glaciers change Earth's surface?

The large masses of ice scrape the surface of the land around where they are formed, picking up sediments and large rocks.

What is a continental glacier?

a glacier that covers much of a continent or large island

What is a valley glacier?

a long, narrow glacier that forms when snow and ice build up high in a mountain valley

Glaciers carry large amounts of ____ and _____

rock and soil.

Waves have __________ and __________________

force and impact.

What is longshore drift?

When the waves repeatedly hit the beach and cause some of the beach sediment to move down the beach with the current.

How do waves shape the coast?

Through erosion.

When waves hit a steep, rocky, coast ...

Erosion takes place.

Can rocks be part of a glacier?

Yes, because the glacier drags the rocks on land.

What are sandbars?

Long ridges of sand parallel to the shore.

Barrier island constantly doesn't move from place to place called ______

Wave erosion.

Is a beach an________

Area of wave-washed sediment along a coast?

What is a sea arch?

is another feature of wave erosion that forms when waves erode a layer of softer rock that underlies a layer of harder rock.

Waves________

make a cliff collapse

When does deposition occur?

When waves slow down and drop sediments.

Do waves hit beaches at a angle?

Yes, they always hit at a angle

What is a spit?

an extended stretch of beach material that projects out to sea and is joined to the mainland at one end.