Science Test 1

Water, the right kind of air, and good soil are examples of natural ________.

• minerals

• poles

• resources

• repurposing

Material in the soil that is made from living things that are broken down or decayed is ________.

• crust

• humus

• minerals

• subsoil

How many continents are on the earth?

• 5

• 6

• 7

• 8

The coldest parts of the earth are the ________.

• poles

• crust

• humus

• equator

What is the outer layer of the earth called?

• bedrock

• core

• mantle

• crust

The imaginary line around the earth halfway between the North and South Poles is the ________.

• equator

• middle line

• belt

• middle pole

What is the loss of topsoil by water and wind?

• Landslide

• Water Runoff

• Erosion

• Gully

To plant different crops from year to year is called ________.

• rotate

• core

• magma

• landform

What kind of soil do plants grow well in?

• black

• brown

• core

• fertile

A ________ is a ditch that forms where soil is washed away.

• landslide

• gully

• magma

• landform