Unit 4 Review Day

Front

How can humans help prevent erosion?

Back

Plant more plants and grass on hillsides.

Front

What natural disaster is caused by the movement of soil?

Back

Erosion.

Front

What is conservation?

Back

The careful use and preservation of our natural resources.

Front

What is one way to conserve water?

Back

Fixing leaks.

Front

What is it called when there is trash in the ocean?

Back

Pollution.

Front

What can planting trees help prevent?

Back

Erosion.

Front

What is the process of recycling?

Back

Turning waste materials into new products.

Front

Why is it important to conserve water?

Back

To ensure we have enough for future generations.

Front

What is pollution?

Back

The introduction of harmful substances into the environment.

Front

How does erosion affect land?

Back

It can lead to loss of soil and damage to habitats.