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1.1 Energy changes in a system, and the ways energy is stored before and after such changes

1.1 Energy changes in a system, and the ways energy is stored before and after such changes

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Question 4
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a.

Write down the equation that links kinetic energy (EkE_kEk​), mass (mmm), and speed (vvv).

[1]
b.

A surveillance drone is flying horizontally at a constant speed of 18 m/s. At this speed, the drone has a kinetic energy of 729 J. Calculate the mass of the drone.

[3]
Markscheme

1.1 Energy changes in a system, and the ways energy is stored before and after such changes Questions

  1. GCSE
  2. /Physics
  3. /1.1 Energy changes in a system, and the ways energy is stored before and after such changes

44 exam-style questions on AQA GCSE Physics 1.1 Energy changes in a system, and the ways energy is stored before and after such changes, covering 1.1.1 Energy stores and systems, 1.1.2 Changes in energy, 1.1.3 Energy changes in systems, and 1.1.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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