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2 marksVectors

CSEC Physics · 1997 · Paper 2 · Question 2(a)

Distinguish between vector and scalar quantities.

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  1. 2(b)(i)Find the distance travelled in the 20 s.[1 mark]
  2. 2(b)(ii)Find the average speed of the car.[2 marks]
  3. 2(b)(iii)What is the average velocity for the complete journey?[1 mark]
  4. 2(c)(i)How would Aristotle's 'law of motion' explain this observation?[2 marks]
  5. 2(c)(ii)Complete the following statement of Newton's first law of motion: If the resultant force on a body is zero it will remain at rest or ...[1 mark]
  6. 2(c)(iii)Explain why the driver of the car must push harder on the gas pedal to keep the car moving at 80 km h⁻¹.[2 marks]
  7. 2(d)The pilot flies the plane at 80 km h⁻¹, due south relative to the air. Use a scale diagram to find with what velocity and in what direction the plane will…[5 marks]

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