Daily Practice · GCSE Science

Daily Practice - GCSE Science

Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

23rd February 2022

5 questions · GCSE · 584 questions in this band

1
Physics Required Practicals and Uncertainties
Define the resolution of a measuring instrument.
2
Energy
A motor is supplied with 800 J of energy and wastes 240 J as heat. Calculate its efficiency as a percentage.
3
Energy Stores, Transfers and Calculations
A 3 kg object is raised 2 m. Calculate the gravitational potential energy gained. (g = 9.8 N/kg)
4
Efficiency, Power and Energy Resources
Give the equation for efficiency in terms of energy.
5
Electricity
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.

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