Across
- 2. The unit of work and energy
- 5. a substance which does not readily allow the passage of heat or sound
- 8. the transfer of heat by the actual transfer matter
- 9. energy sound is the movement of energy through substances in longitudinal waves.
- 10. the force that attracts a body towards the centre of the earth, or towards any other physical body having mass
Down
- 1. The number of oscillations completed in 1 second by an oscillating body
- 3. the transfer of heat from a region of higher tmeperature to a region of lower temperature
- 4. a material or device that conducts or transmits heat and electricity
- 6. the mass of a substance per unit volume
- 7. energy energy which a body possesses by virtue of being in motion