A Level Physics Keywords

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Across
  1. 3. F=k(Q1Q2)/r^2
  2. 6. Charge stored per unit pd.
  3. 7. When a proton in a proton-rich nucleus turns into a neutron through the weak interaction with an external electron.
  4. 8. An ______ collision is when there is no loss of KE.
  5. 9. The extent to which a material opposes the flow of electric current through it.
  6. 10. The volume of a gas is directly proportional to its absolute temperature when pressure is kept constant.
  7. 11. Stationary waves that _________ freely don't transfer energy to their surroundings.
  8. 15. Minimum velocity required for an object to escape a planet when vertically projected.
  9. 17. By reducing Contact _____, we can reduce the force exerted on a human in a collision.
  10. 21. What is conserved in strong interactions? K0 has this value at +1.
  11. 22. A type of deformation when it doesn't return to its original shape.
  12. 23. The potential difference across a cell.
  13. 25. Work required to separate a nucleus into its constituent nucleons.
Down
  1. 1. When the line of action of the weight passes beyond the pivot.
  2. 2. When 2 waves have a constant phase difference and frequency.
  3. 4. The original experimenter repeats the investigation using same method and equipment and obtains the same results.
  4. 5. Angular Speed is this per second.
  5. 12. Kinetic Energy + Potential Energy
  6. 13. When the frequency of the driving force is equal to the natural frequency of the oscillator.
  7. 14. Use Fleming's _____ Hand rule to find the direction of the current, field and force.
  8. 16. One of the key SUVAT equations.
  9. 18. Process of moving an electron up energy levels.
  10. 19. A reflecting telescope with a concave primary mirror.
  11. 20. This decay occurs when a neutron becomes a proton and an anti-neutrino.
  12. 22. Rate of Energy Transfer
  13. 24. This law states that the direction of induced current opposes the change to current.