People and the Environment

We depend on the environment for _____.

• jobs

• athletes

• parks

• resources

When we use resources, we _____.

• waste money

• reduce pollution

• change the environment

Select all the apply:

What are things you can do to help keep our world clean and healthy?

• Recycle

• Use the car wash

• Use more energy

• Use refillable water bottles

Which of the following is a renewable energy resource?

(can be used again; better for the environment)

• Oil

• Gas

• Wind

• Coal

Which is an example of a natural resource?

• Land

• Water

• Trees

• All of the above

A __________ can last for days.

• tornado

• thunderstorm

• beach party

• snowstorm

Before big machines were available, how did people mine?

• They dug with their hands and small garden shovels.

• They used picks and shovels.

• They built sluices and panned for gold.

• They used natural processes, like erosion.

Agriculture and mining can __________.

• create new roads

• pollute lakes and rivers

• give many people jobs

• produce valuable goods

What is one reason humans build dams?

• to produce electrical power

• to create more recreational opportunities

• to water crops

• to imitate beavers

What is a benefit of having irrigation systems?

• Kids can float boats in irrigation ditches.

• Irrigation water floods fields.

• Irrigation systems keep water moving from place to place.

• Irrigation systems allow farmers to grow crops in dry areas.