Earth Science

Front

Organic matter is a main part of soil. What is the other main part of soil?

Back

inorganic matter

Front

What could farmers do to keep the lightweight, dry soil from blowing away or eroding during a drought?

Back

Surround the fields with natural barriers, such as trees to block the wind.

Front

Farmers often have trouble with their topsoil washing away during times of heavy rainfall. What could they do to keep the soil from washing away or eroding?

Back

Try to create a place for the water to run off.

Front

Which home should you buy to ensure safety from flooding and erosion? Options: A house on land that is level with the river with lots of pretty flowers, A house on rocky, gently sloping land away from the river, A house at the top of a steep cliff that is made of sandy soil.

Back

A house on rocky, gently sloping land away from the river.

Front

What is a renewable resource?

Back

A resource that can be replaced or recycled.

Front

What is a non-renewable resource?

Back

A resource that cannot be replaced at all, or cannot be replaced as fast as people use it.

Front

What is an inexhaustible resource?

Back

A resource that will not run out.

Front

Sand dunes in the Middle East are created when the wind moves sand from deserts to new places. The sand being moved to a new location is an example of which of Earth's processes?

Back

erosion and deposition

Front

After a very heavy rain, a large amount of Earth breaks loose on a hillside. Which of Earth's processes caused this?

Back

land mass motion

Front

What process causes Mount Everest to grow 2 inches per year?

Back

Earth crust movement