Lvl3 Physics linear & circular motion

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Across
  1. 3. speed is a scalar, velocity is a _________
  2. 4. vectors have direction and ________
  3. 9. a number times 10 to the power of 9
  4. 10. "in the thousandths"
  5. 13. a "kiwiphysics" video used this as an example of a conical pendulum's motion
  6. 14. describes motion when a pendulum is swung in a circular fashion
  7. 15. picograms are tiny. Base 10 to the power of negative _______
  8. 16. "in the thousands"
  9. 17. the final (sum) vector you use to "complete the triangle" when you add two vectors
  10. 18. the support Force vector is greater than the weight force vector with ____________ corners
  11. 20. a number times 10 to the power of -9
Down
  1. 1. a number in the millions
  2. 2. ______ body diagram
  3. 5. another name for the support, or tension force
  4. 6. in vector diagrams, you should never place a vector's tail next to the ______ of another one
  5. 7. "in the millionths"
  6. 8. use this theorem to find the length of one side of a right angled triangle when you already know the other two sides
  7. 11. change in momentum
  8. 12. the type of force pointing towards the centre in a rotating "system"
  9. 14. when initial and final momentum are the same after a collision
  10. 19. the number of significant figures in the number 4.102