Earth's Land, Water, and Air

_________ can cause weathering.

Rocks and soil are moved by water or wind. This is called:

What natural resource would a t shirt be made from?

A playground made out of old plastic would be called:

Using a shoe box in another way would be called:

People can help trees by ________________.

What happens when people add harmful things to land, water, or air?

Natural resources are man made.

Natural resources can all be replaced.

A refuge is a ___________.

Rocks can break apart and change. This is called:

Many _________ are a mixture of clay, sand, and humus.

What natural resource would a chair be made from?

Natural resources are useful to people.

What is sand made up of?

Using less water would be called: