| Term | Definition |
| Climate | The type of weather in an area over a long period of time. |
| Natural resources | Resources we use that come from nature: water and plants |
| Pollution | Dirties air soil and water. |
| Landform | Shape or feature of the earth's surface. |
| Erosion | The way wind and water wear away the land over time. |
| Plain | Large area of land that is flat. |
| Plateau | Area of land that is flat on top with steep sides. |
| People drink fresh water, lakes and rivers both have fresh water, the ocean holds salt water. | Compare fresh water and salt water. |
| Coast | Land next to the ocean. |
| Desert | Dry area where little rain falls and few plants grow. |
| Environment | Water soil and the air around you. |
| Nonrenewable resources | Resources that cannot be replaced. ex: oil |
| Capital | City where laws are made. |
| Shut down businesses, cars can drive on certain days, buses and trains are using cleaner fuel. | Name 3 ways that Mexico City is working to clean their environment. |
| Glossary | List of words and their meanings often found in the back of a textbook. |
| HOMES | What is the word that helps us remember the 5 Great Lakes? |
| Huron, Ontario, Michigan, Erie, Superior | Name the 5 Great Lakes. |
| Atlantic Ocean | What ocean do we live closest to? |