Across
- 3. Solids that lose their shapes under certain conditions.
- 4. An effect characterised by a change in sound or light that occurs whenever there is motion between the source and its observer.
- 5. The change in direction of light ray when passing one medium to another.
- 7. A reaction or process accompanied by or requiring the absorption of heat.
- 8. An explosive force equal to one million metric tons of TNT
- 10. A force which keeps a body moving with a uniform speed along a circular path and is directed along the radius towards the centre.
Down
- 1. Substance that appears to be the same throughout.
- 2. Fixed pivot point of a lever.
- 6. Velocity of falling object reached when force of air resistance equals weight.
- 9. Tendency of objects to remain in motion or to stay at rest unless acted upon by an outside force.