Daily Practice

GCSE Science

13th May 1990

5 questions · GCSE · 584 questions in this band

1
Atomic Structure and the Development of the Model
Who provided the evidence for the existence of the neutron, and roughly when relative to the nuclear model?
2
Radioactivity, Half-Life and Nuclear Uses
Radium-226 (atomic number 88) decays by alpha emission. State the atomic number of the nucleus formed.
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
State what the gradient of a distance-time graph represents.
5
Forces, Newton's Laws and Momentum
Explain why a larger vehicle mass increases braking distance.

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