Daily Practice · GCSE Science

Daily Practice - GCSE Science

5th August 1993

5 questions · GCSE · 584 questions in this band

1
Particle Model of Matter
A 1.5 kg block of iron is heated from 18 degrees C to 98 degrees C. The specific heat capacity of iron is 450 J/(kg degrees C). Calculate the change in thermal energy.
2
Density and the Particle Model of Matter
State the equation for density.
3
Particle Motion, Gas Pressure and Temperature
Why does a bicycle pump get warm when used?
4
Atomic Structure
Define half-life.
5
Atomic Structure and the Development of the Model
What observation showed that the atom is mostly empty space?

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