Ch. 6 Test Review- Earth Science

The rate of chemical weathering is faster ion hot, wet climates than in cold, dry climates

What can cause the loss of soil that is not protected by plant cover?

Water and wind can ___________ soil, or carry it away.

The decayed organic material in soil is called ________.

Plowing removed the grass from the Great Plains and exposed the soil. What effect did this have when a drought struck?

Sandy topsoil is said to be ______________ because water drains quickly through the spaces between the sand particles.

Some plants produce acids that result in ______________ weathering.

Most of the work of mixing humus within the soil is done by....

Nematodes are tiny worms that live in soil.

After chemical weathering, the chemical makeup of the weathered rock is the same as that of the original rock.

Deposition occurs where the agents of erosion lay down sediment.

What term does the management of soil to prevent its destruction?

Granite lasts a long time when it is used for building in areas where...

Geologists infer from the rounded, eroded shapes of the Appalachian Mountains that...

When earthworms add their waste to soil, then die and decay in the soil, they are contributing to the formation of...

In a cross section of soil, the B horizon consists of...

Two factors that determine the rate of weathering are the type of rock and the _________________.

The type of soil called loam is made up of...

To restore soil's fertility, a farmer might plant legumes as part of a soil conservation technique nutrient depletion.

A marble statue is left exposed to the weather for years. The details on the statue have begun to weather away due to...

The actions of animals most commonly can cause the type of weathering known as ______________.