Across
- 3. the basic building block of chemistry.
- 6. a pure substance.
- 9. the force opposing motion
- 12. heat transfer due to liquid or gas.
- 14. the unit of measurement for force.
- 15. a push or pull.
Down
- 1. the universal force of attraction acting between all matter.
- 2. emission or transmission of energy in the form of waves
- 4. solid,gas,liquid,plasma.
- 5. how fast an object is moving.
- 7. produced by an electric current.
- 8. caused by the motion of electric charges.
- 10. the energy of motion.
- 11. can store energy as the result of its position.
- 13. the ability to do work.