Year 9 Physics

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Across
  1. 3. This term describes a quantity that has a magnitude and a direction
  2. 4. The word to describe how heavy an object is for its size
  3. 7. The name of the scientist whose law is named after him. He studied the relationship between force and extension of springs.
  4. 8. The apparatus that measures current
  5. 9. These flow around a circuit and is the electrical charge.
  6. 11. The proper term for the size of a quantity
  7. 13. An energy source that can be transferred into electricity without a turbine being needed
  8. 15. The term for when two magnets of opposite poles move together
  9. 17. A gas that traps heat energy in the atmosphere, it is a greenhouse gas
  10. 19. Force = spring constant x .........
  11. 20. Also referred to as potential difference.
  12. 21. Charge flow = current x ....
  13. 23. Density = mass divided by .......
  14. 25. Two or more cells together is called this.
  15. 26. This type of non-renewable energy produces radioactive waste
Down
  1. 1. When force is x distance moved, this is calculated.
  2. 2. The unit for this term is g or kg. It describes how much 'matter' (stuff) is in an object.
  3. 5. The term to describe when an object has been stretched and it returns to its original length after any forces have been removed.
  4. 6. The term for when two magnets push away from each other
  5. 10. The term used for a quantity that only has a size and no direction
  6. 12. The spring constant of a spring can be worked out from the ........of a graph
  7. 14. This type of energy source uses heat energy found naturally underground to heat water
  8. 16. Energy sources that do not run out
  9. 17. This is the unit of the quantity of electrical charge.
  10. 18. A component of a circuit that slows down the flow of electricity
  11. 22. The end of a magnet is called this
  12. 24. The proper term for the energy an object has when it is moving