Available practice: 75 of 80 marks. Parts 3(b), 6(a)(i) await marking support. Scores cover available parts only.
Complete the definitions by giving the name of each quantity.
mass × acceleration = ...
(a)force × time = ...
Answer guidance
Complete Fill in every gap. A partly completed answer usually scores partly.
[2 marks]
The ball has a mass of 0.046 kg. The golf club is in contact with the ball for a duration of 5.0 × 10⁻⁴ s and the ball leaves the golf club at a speed of 65 m/s.
(b)(i)Calculate the momentum of the ball as it leaves the golf club.
Answer guidance
Calculate Show your working. The method can earn marks even when the final value is wrong, and a bare answer often cannot.
[2 marks]
(b)(ii)Calculate the average resultant force acting on the ball while it is in contact with the golf club.
Answer guidance
Calculate Show your working. The method can earn marks even when the final value is wrong, and a bare answer often cannot.
[2 marks]
A golf club hits a ball. While the golf club is in contact with the ball, the ball becomes compressed and changes shape.
(b)(iii)State the type of energy stored in the ball during its contact with the golf club.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
