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AQA · GCSE · Combined Science · Higher

Mass m, momentum p and velocity v equation

Q04.3 1 mark

Figure 9 shows the bowling ball hitting one of the pins.

Simple diagram of a bowling ball next to a bowling pin on a horizontal surface, showing the ball hitting the pin.

Figure 9

Enlarged question image

Simple diagram of a bowling ball next to a bowling pin on a horizontal surface, showing the ball hitting the pin.
Figure 9

Write down the equation that links mass (m)(m), momentum (p)(p) and velocity (v)(v).

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Marking points

  1. 1 Write the momentum equation as momentum = mass × velocity, or p=mvp = mv.

Full-mark answer

p=mvp = mv

Why this answer loses marks

p=m/vp = m / v

Momentum is mass multiplied by velocity, not mass divided by velocity.

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