4.3 Teacher Notes - Using Material Resources

energy resources – natural resources that humans use to generate energy energy resources – natural resources that humans use to generate energy material resources – natural resources that humans use to make objects or consumables such as food or drink material resources – natural resources that humans use to make objects or consumables such as food or drink

Wool comes from sheep Wool comes from sheep Cotton comes from plants Cotton comes from plants Synthetic fiber comes from petroleum Synthetic fiber comes from petroleum Wood comes from trees Wood comes from trees Bricks are made from clay Bricks are made from clay Pipes can be made from petroleum Pipes can be made from petroleum Cement is made from limestone Cement is made from limestone Glass is made from sand Glass is made from sand

The production of paper: The production of paper: 1. Trees to wood 2. Wood to wood chips 3. Wood chips to pulp (mixed with water and other ingredients) 4. Pulp to paper (pulp is spread out, pressed, and dried) 5. Paper products (cut the dried paper)