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1.7 Energy, work and power

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Question 9

Which row gives a correct example of the stated form of energy?

Form of energyExampleAchemicalthe energy stored in a fully-charged batteryBgravitationalthe energy due to the motion of an aeroplane flying horizontallyCkineticthe energy stored in a compressed metal springDthermalthe energy due to the elevated position of water in a mountain lake \begin{array}{|c|c|l|} \hline & \textbf{Form of energy} & \textbf{Example} \\ \hline \textbf{A} & \text{chemical} & \text{the energy stored in a fully-charged battery} \\ \textbf{B} & \text{gravitational} & \text{the energy due to the motion of an aeroplane flying horizontally} \\ \textbf{C} & \text{kinetic} & \text{the energy stored in a compressed metal spring} \\ \textbf{D} & \text{thermal} & \text{the energy due to the elevated position of water in a mountain lake} \\ \hline \end{array} ABCD​Form of energychemicalgravitationalkineticthermal​Examplethe energy stored in a fully-charged batterythe energy due to the motion of an aeroplane flying horizontallythe energy stored in a compressed metal springthe energy due to the elevated position of water in a mountain lake​​
A

A

B

B

C

C

D

D

Markscheme

1.7 Energy, work and power Questions

  1. IGCSE
  2. /Physics
  3. /1.7 Energy, work and power

533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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