Quiz on Earth's Systems

What does the atmosphere provide for us?

• Water we drink

• Air we breathe

• Food we eat

• Light we see

What happens to the atmosphere when substances are added to the air?

• It becomes colder

• It changes

• It disappears

• It becomes solid

What is the geosphere made of?

• Water and ice

• Air and clouds

• Rock and soil

• Plants and animals

How do people often change the geosphere?

• By planting trees

• By building places to live

• By swimming in the ocean

• By flying airplanes

How do humans change the hydrosphere?

• By planting trees

• By building large dams

• By growing crops

• By raising animals

What is included in the biosphere?

• Only plants

• Only animals

• Plants, animals, microorganisms, and humans

• Only microorganisms

How do humans change the biosphere?

• By cutting down trees or growing plants

• By building roads

• By mining minerals

• By constructing buildings

How is electrical energy delivered to places where people use it?

• Through pipelines

• Through a network of wires

• Through wireless signals

• Through roads

Identify the natural sources of energy in the image.

a

b

c

d

House

Wind

Sun light

Power plant

Gas

Ground

Fossil fuels

How can human activities change Earth’s Systems?

a

b

c

d

When people build places to live

When people cut down trees or grow plant

When substances are added to the air

when build dams