Weathering and Erosion

When rocks are broken down into smaller pieces

• erosion
• weathering
• sediment

When water, ice and wind move particles of rock and soil from one place to another

• sediment
• weathering
• erosion

A mass of ice that covers a large area and moves slowly

• gravity
• glacier
• sediment

Erosion caused by _______________ changes beaches and lakes

• glaciers
• ice
• waves

Soil is a mixture of the following except

• weathered rock particles

• dead plant material

• garbage

• dead animal material

Water, wind, gravity, ice, plants are all part of this kind of weathering

• Chemical

• Mechanical

Earth's surface features are continually changing... this is due to

• wearing away of the surface
• building up of the surface
• Both wearing away and building up

Sand dunes normally shift position through the action of

• Wind
• Rivers
• Earthquakes

Roots break apart a side walk

• Chemical weathering
• Physical weathering

Carbon dioxide in rainwater dissolves limestone

• Chemical weathering
• Mechanical weathering