| A | B |
|---|
| cells | the smallest part of your body |
| photosynthesis | the way plants make thier own food |
| carbon dioxide | the gas we breathe out |
| agriculture | the growing of food by farmers |
| industry | making things such as books, computers, and other things |
| recreation | something we do for fun |
| ocean | 4 large bodies of water on earth |
| lake | small body of fresh water |
| salt water | water that has salt in it |
| fresh water | water we can drink that has no salt in it |
| man-made lakes | Lakes made by people to use |
| chemicals | a thing added to something that changes it in some way |
