Weathering and Erosion

Front

Which of the following is NOT a type of chemical weathering? water, carbon dioxide, ice wedging, living organisms secreting acid to break down rocks

Back

ice wedging

Front

What is weathering?

Back

The breaking down of
Earth’s crust into smaller
and smaller pieces.

Front

What is erosion?

Back

The process by which water, ice, wind or gravity moves fragments of rock and soil.

Front

Which of the following is NOT a type of physical weathering? burrowing plants, ice wedging, plant roots, acid rain

Back

acid rain

Front

A marble statue is left exposed to the weather. Within a few years, the details on the statue have begun to weather away. This weathering probably is caused by...

Back

carbonic acid in rainwater

Front

The diagrams shows a natural process that weathers rock. Which statement best explains why this process results in weathering?

Back

water expands when it freezes

Front

What is mechanical weathering?

Back

Process through which rocks are physically broken into smaller pieces.

Front

How do plants weather rocks?

Back

when roots grow into cracks of rocks and expand the rock

Front

These gravestones have slowly broken down and turned a blackish color due to the action of: ice wedging, abrasion, acid rain, mechanical weathering

Back

acid rain

Front

What is mechanical weathering?

Back

Process through which rocks are physically broken into smaller pieces.