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SQA National 5 Physics Area 1 Dynamics overview quiz quiz

16questions. Pick an answer and you'll see why right away.

  1. Which of the following is a vector quantity?

  2. A walker goes 6 km east then 8 km north. What is the magnitude of the displacement?

  3. Which relationship is used to calculate acceleration?

  4. On a velocity-time graph, what does the area under the line represent?

  5. A car slows from 20 m/s to 5 m/s in 3 s. What is its acceleration?

  6. State Newton's second law in equation form.

  7. What is the unbalanced force on a 3 kg trolley accelerating at 4 m/s/s?

  8. How does the weight of an object change when it is taken to the Moon?

  9. When forces on a moving object are balanced, the object will:

  10. Which relationship gives the kinetic energy of a moving object?

  11. A 2 kg mass is lifted 5 m (g = 9.8 N/kg). How much potential energy does it gain?

  12. A falling ball converts which energy into which other energy (ignoring air resistance)?

  13. For a horizontally launched projectile, the horizontal velocity:

  14. Why do a dropped ball and a horizontally thrown ball (same height) land together?

  15. A projectile is launched horizontally at 4 m/s and is in the air for 2 s. What is the horizontal range?

  16. What is the work done when a 50 N force moves an object 4 m in the direction of the force?