Physics motion

123456789
Across
  1. 2. the 2nd equation of motion v2 = u2 + ?
  2. 3. a quantity with both magnitude and direction
  3. 5. what does a gradient on a velocity-time graph represent?
  4. 7. the meaning of the symbol s in motion equations
  5. 8. a car accelerates at 10m/s2 for 3 seconds. What is its final speed (m/s)?
  6. 9. an example of a vector quantity
Down
  1. 1. a scalar quantity only has ?
  2. 3. acceleration is the rat eof change of ?
  3. 4. force = ? x acceleration
  4. 6. unit of force