DO NOW1.________type of pollution caused by warm water (water pollution)2.________name one cause of water pollution (water pollution)3.________change crop from year to year (soil conservation)4.________tiny particles released into the air (air pollution)5.________how plant roots prevent erosion? (human impact)

Key Questions1. What is a natural resource?2. What is a renewable resource?3. What are examples of renewable resources?4. What are nonrenewable resources?5. What are examples of nonrenewable resources?6. How do we conserve our natural resources?

1. What is a natural resource?• 1. Natural resource-any natural

substance, organism, or energy form that living things use.

2. What is a renewable resource? 2. Renewable resource-a natural resource that can be used and replaced over a short period of time.

3.What are examples of renewable resources?TreesWaterAirSoilAnimalsFood cropsSunWind

4. What are nonrenewable resources?4. Nonrenewable resource-a natural resource that cannot be replaced or that can be replaced only over thousands or millions of years.