Across
- 1. measure weight or mass.
- 3. that makes life on Earth possible
- 4. of solids
- 5. tasteless, odorless and invisible mix of gases that is primarily made up of oxygen and nitrogen
- 6. thing that grows in the earth and has a stem, leaves, and roots
- 7. a place for plants to grow
Down
- 1. or test made to find out about something
- 2. in food that our bodies process to enable it to function