Earths Features 4th Grade

Front

What is erosion?

Back

Erosion is the process by which running water, wind, or ice carry away bits of broken-up rock.

Front

Where does the most erosion happen?

Back

The most erosion happens in a fast river over a long amount of time.

Front

Can a small stream form a canyon?

Back

False. A small stream or other source of flowing water can form a canyon.

Front

What are small pebbles, pieces of other rock, and sand called?

Back

They are called sediment.

Front

What can fossils be?

Back

Fossils can be leaves, footprints, wood, shells, and more, not just dinosaur bones.

Front

What is weathering?

Back

Weathering is the process of breaking down rocks into smaller pieces.

Front

What is sedimentation?

Back

Sedimentation is the process where sediment settles out of the water or wind carrying it.

Front

What role does water play in erosion?

Back

Water can carry away soil and rock, leading to erosion.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks, while erosion moves the broken pieces away.

Front

How can wind cause erosion?

Back

Wind can pick up and carry away loose particles of soil and sand.