Across
- 2. / Force x Distance
- 5. / The transmission of heat in a fluid or gas by the circulation of currents.
- 8. / SI unit of frequency.
- 9. / The study concerned with the production, control, transmission, reception, and effects of sound.
- 12. / ____________ of energy states that energy cannot be created or destroyed, but can be altered from one form to another.
- 14. / The energy that is released as heat during the burning of a substance.
- 17. / The emission of energy as electromagnetic waves or as moving subatomic particles.
- 20. / E/t
- 21. / Vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.
Down
- 1. / SI unit of force.
- 3. / SI unit of energy.
- 4. / 3.000 x 10^8 m/s
- 6. / The process by which heat or electricity is transmitted through a substance when there is a difference of temperature without movement of the material.
- 7. / A substance or medium that allows transfer heat, light, sound, or an electric charge
- 10. / A substance that does not readily allow the passage of heat or sound.
- 11. / SI unit of power.
- 13. / The condition in which an object or system is subjected to an oscillating force having a frequency close to its own natural frequency.
- 15. / Kinetic, Potential, Elastic are all forms of ____________.
- 16. / A push or pull that changes the shape or the state of motion of the object.
- 18. / Distance/Velocity
- 19. / The study of sight and the behaviour of light.