Daily Practice

GCSE Science

16th September 1980

5 questions · GCSE · 584 questions in this band

1
Atomic Structure and the Development of the Model
What observation showed that the atom is mostly empty space?
2
Radioactivity, Half-Life and Nuclear Uses
Define the term 'half-life' of a radioactive isotope.
3
Forces
A cyclist rides 300 m north then 300 m back south to the start. State the total distance travelled and total displacement.
4
Motion: Speed, Velocity and Acceleration
A skydiver reaches terminal velocity during free fall. Explain what is meant by 'terminal velocity'.
5
Forces, Newton's Laws and Momentum
A skateboarder of mass 55 kg moving at 4 m/s collides with and grabs onto a stationary shopping trolley of mass 20 kg, and they move off together. Calculate their combined velocity immediately after the collision.

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