Across
- 6. The force that pulls us towards Earth
- 7. Cannot be scratched by anything other than itself
- 9. Massive sporting event held every four years
- 10. Special object that attracts steel or metal
Down
- 1. Process plants use to make food
- 2. Famous scientist, known for E=MC2
- 3. Egyptians built these giant triangular structures.
- 4. The gas we need to survive
- 5. The name of the largest rainforest
- 8. Largest planet in our solar system