Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
22nd September 2019
- 1Efficiency, Power and Energy Resources
State one way to increase the efficiency of a motor.
- 2Electricity
A resistor of resistance 15 ohm is connected to a 6.0 V supply. Calculate the current flowing through it. Use V = I x R.
- 3Circuits, Resistance and Components
Describe the current-potential difference graph for a filament lamp.
- 4Mains Electricity, Power and Energy
Calculate the current drawn by a 1150 W kettle on a 230 V supply.
- 5Particle 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.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of September 2019, including the monthly compilation PDF.