Ch.10 Test

Which is a natural resource?

• steel

• water

• plastic

• electricity

Which of these is a renewable resource that supports life on Earth?

• oil

• coal

• natural gas

• solar energy

Tags

NGSS.MS-LS1-6

What is humus?

• organisms that live in soil

• bits of soil formed from erosion

• decayed plant and animal matter in soil

• small bits of granite and other rock in soil

Tags

NGSS.MS-LS2-3

Which of these is true of soil?

• Soil is nonrenewable.

• Soil does not easily erode.

• The topsoil layer is renewed every year.

• Soil covers most of Earth's land surface.

Tags

NGSS.MS-ESS2-1

What is subsoil?

• humus

• mostly solid rock

• the top layer of soil

• a layer of soil made mostly of small rocks

The bottom layer of soil is called ______.

• topsoil

• subsoil

• bedrock

Why is sandy soil not the best soil for growing plants?

• Sandy soil blows away easily.

• Water run through sandy soil.

• Plant roots cannot grow in sand.

• Water stays and rots the roots of plants.

Why is solar energy renewable?

• Solar energy won't run out.

• Solar energy is powered from burning coil.

• Solar energy can be changed into electric energy.

• Solar energy comes from chemical energy stored in plants.

How do solar cells support the need for energy?

• They convert electricity to solar power.

• They change solar energy to electricity.

• They convert natural gas to solar energy.

• They change wind and sunlight to solar energy.

Tags

NGSS.MS-PS3-3

Why is petroleum a nonrenewable resource?

• It is a mineral.

• It only exists for underground.

• It comes from sedimentary rock.

• It is used faster that it can be replaced.