Daily Practice · GCSE Science

Daily Practice - GCSE Science

28th May 1994

5 questions · GCSE · 584 questions in this band

1
Atomic Structure and the Development of the Model
What observation showed the nucleus is positively charged and very small?
2
Radioactivity, Half-Life and Nuclear Uses
State one source of natural background radiation and one source of artificial (man-made) background radiation.
3
Forces
A gardener pushes a mower with a force of 60 N through a distance of 8.0 m. Calculate the work done. Use W = F x s.
4
Motion: Speed, Velocity and Acceleration
A runner completes a 400 m race in 52 s. Calculate her average speed, giving your answer to 3 significant figures.
5
Forces, Newton's Laws and Momentum
Explain, using Newton's Third Law, why a swimmer is able to push themselves forward by pushing backward against the water.

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