Erosion & Weathering and the Rock Cycle

Front

What happens when tree roots grow into rocks?

Back

The rocks break into smaller pieces

Front

What happens when water gets into cracks in rocks and freezes?

Back

The ice expands and breaks the rock

Front

What happens to rocks when they undergo weathering?

Back

They break down into smaller pieces

Front

Which process involves waves moving sand and rock?

Back

Erosion

Front

The process when rocks break into smaller pieces due to exposure to natural elements is called

Back

weathering

Front

What is the main cause of chemical weathering in rocks?

Back

Water and acids

Front

Which type of weathering involves the physical breakdown of rocks without changing their chemical composition?

Back

Physical weathering

Front

How does acid rain contribute to the weathering of rocks?

Back

By dissolving minerals in the rocks

Front

What is the effect of temperature changes on rocks?

Back

They cause rocks to expand and contract, leading to cracks.

Front

What role does water play in the weathering of rocks?

Back

It can freeze and expand, breaking rocks apart