Across
- 2. It's what allows objects and even yourself to stand on the ground.
- 3. A planet in the solar system that has life
- 6. A tidal balance, a thing that appears in the darkness, a thing that only sees one side of the earth.
- 7. Darkness is what appears after the light, it's what signals that it's time to go to sleep.
- 10. It is a measure of global temperature; scientists use it to warn when humans are overusing resources.
Down
- 1. It retains water underground, which humans use for drinking or other purposes.
- 4. What keeps this planet at a stable temperature
- 5. Something that also brings life, something that brings light, something with a surface temperature of thousands of degrees.
- 8. A life-sustaining substance released by plants during photosynthesis.
- 9. Something that forms clouds; it's the same thing you drink every day, but lighter, so it can float in the air.