Science Unit 6

When rain causes rivers to overflow it is called a _________.

• flood

• volcano

• earthquake

Wind and water breaking up large rocks into smaller ones is called________.

• erupting

• weathering

• drought

Moving water changing the land by carrying rocks and soil to new places is called __________.

• earthquake

• drought

• erosion

When there has been no rain for a long time and many plants have died it is called a ___________.

• drought

• volcano

• earthquake

Rocks are things from nature that are used to build things. Rocks are examples of ______________.

• buildings

• natural resources

• products

Which of these is a product?

• bread

• water

• rock

What will make erosion happen faster?

• grow grass

• cut down trees

• plant trees

Which change is most likely to happen slowly?

• flood

• earthquake

• drought

How are a pencil and cereal alike?

• They are both made from plants.

• They are both made from animals.

• They are both made from water.

If a town has many natural resources that people can use, how will the town change?

• It will get smaller.

• It will stay the same.

• It will get bigger.