Across
- 2. the unit of Charge
- 3. has a charge of -1
- 6. the number of waves that pass a point in one second
- 11. protons and neutrons are found here
- 13. a unit of Pressure
- 14. an energy resource using heat from the ground
- 15. the ability to do work
- 18. 2 atoms with the same atomic number but different mass number
- 19. this kind of particle is most ionising
- 21. when 2 small nuclei join to form a large nucleus this is called nuclear...
- 23. a material containing free electrons
- 24. what waves transfer
- 25. unit of power
- 26. an example of a longitudinal wave
- 27. Hooke's Law: force is directly proportional to...
- 29. energy due to movement
Down
- 1. the EM wave which could cause skin cancer
- 4. when light changes speed and therefore direction as it goes from one material to another
- 5. the circuit symbol is a circle with an A inside it
- 7. energy can't be created or destroyed but it can ... form
- 8. the radiation detected when no radioactive sources are present
- 9. a safety device which will melt when too high a current flows
- 10. a method of heat transfer
- 12. an energy resource that will run out
- 14. Weight= mass x ...
- 16. displacement divided by time
- 17. the EM wave with the longest wavelength
- 20. In Ohm's law Voltage is directly proportional to...
- 22. F=ma is which of Newton's laws
- 28. a force which opposes motion