Across
- 2. covid-19
- 4. Discovered by Benjamin Franklin
- 5. The fundamental particle
- 8. Heating a liquid to a gas
- 11. ground shaking
- 12. big wave
Down
- 1. dinosaurs now
- 3. protects earth from space
- 6. What life is made of
- 7. Put two or more things together
- 9. Why everything falls down
- 10. red brown material on metal