Erosion and Weathering

What is Weathering?

• The movement of rocks from one place to another.

• The breaking down of rocks into smaller pieces.

• The formation of rocks.

• The process of rocks melting.

How do plants play a role in Weathering?

• Roots grow into the cracks in rocks and break them apart.

• Plants add nutrients to the soil.

• Leaves cover rocks and protect them from the sun.

• Plants prevent water from reaching rocks.

Tags

NGSS.MS-LS2-3

What is Erosion?

• The movement of rock and soil by wind, water, or ice,

• The breaking down of rocks.

• The creation of new rocks from minerals.

• The freezing of water in cracks in rocks.

Tags

NGSS.MS-ESS2-2

Which natural force is most likely to cause deposition in a river delta?

• Wind

• Water

• Earthquakes

• Fire

How does Ice cause weathering?

• Ice melts and adds water to the soil.

• Water freezes and expands in cracks, breaking the rocks apart.

• Ice smooths the surface of rocks.

• Ice provides a layer of protection for the rocks.

Tags

NGSS.MS-ESS2-2

What is the main cause of sand dune formation?

• Water

• Wind

• Ice

• Earthquakes

What role do Glaciers play in changing Earth's surface?

• Glaciers form new rocks.

• Glaciers heat up the surrounding area

• Glaciers prevent erosion.

• Glaciers move and deposit rocks, carving new landscapes.

Tags

NGSS.MS-ESS2-2

What is the term for the gradual build-up of sediments at the mouth of a river?

• Canyon

• Glacier

• Plateau

• Delta

Which process is primarily responsible for the rounding of rocks in a river?

• Erosion by water

• Weathering by ice

• Heat from the sun

• Compression by other rocks

Tags

NGSS.MS-ESS2-2

Which material is most likely to be moved by wind?

• Gravel

• Sand

• Boulders

• Clay