1.

The movement of rocks and soil is an example of

erosion

weathering

deposition

2.

How does alternate freezing and thawing of water cause weathering to occur?

Freezing chemically alters the rock surfaces

Water expands when it freezes and cracks rocks open

Thawing causes rock particles to move from place to place

3.

How can you determine if a mountain valley has been created by a glacier?

It is V-shaped

It is U-shaped

It is irregularly shaped

Renewable resources of west and central africa include:

Why is the price of rice so important? a. rice prices must be kept within reach of the poorest peopleb. rice prices must make a large profit or no one will grow itc. rice prices impact the cost of fruits and vegetables on neighboring farmsb. rice prices have no real importance other than to large corporations

Which of the activities listed below could limit global warming by slowing the increase in atmospheric carbon dioxide levels? view available hint(s) select all that apply. a. replacing fossil fuels with nuclear energy b. burning vegetation to clear land for agriculture c. limiting soil erosion so organic matter takes longer to decompose d. choosing a fuel-efficient car, or bicycling to school or work e. using more electrical appliances and cars f. cutting down forests to build houses