Across
- 1. device used to measure current strength
- 3. measured in grams per cubic centimetre
- 4. the colour of the spectrum having the highest frequency
- 5. converts electrical energy to light and heat energy
- 7. electrostatic force between like charges
- 8. the type of reflection that produces unclear images
- 10. phase of matter with the greatest density
- 11. a device used to protect appliances from drawing too much current
- 12. substances that do not allow charge to pass through
- 14. the unit that charge is measured in
- 17. the flow of charge in a circuit
- 18. objects with the same number of protons and electrons
- 21. detects whether objects are charged or not
- 22. a coil of wire which becomes a magnet when current is flowing
- 23. opposes the flow of charge
- 24. the effect of nichrome in a kettle
- 25. objects whit emit their own light
- 26. splitting of white light into the spectrum
Down
- 2. a process used to separate chemical substances into simpler substances
- 6. equal to reflected angle
- 7. causes objects to appear larger than they are when they are in another medium
- 9. objects which allow only some light through
- 13. controls the flow of charge
- 14. current that flows from the positive side to the negative side of the cell
- 15. multiple cells connected together
- 16. a circuit with more than one pathway
- 19. part of the eye where a real image is formed
- 20. occurs when objects are cooled