A cosmic dust grain is detected by a sensor onboard an interstellar probe.
The kinetic energy of this dust grain is 1.8 × 10-5 J.
The mass of the grain is estimated to be 4.0 × 10-12 kg.
Calculate the velocity of the dust grain.
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Markscheme
8.1 Energy transfers and work Questions
57 exam-style questions on Edexcel GCSE Physics 8.1 Energy transfers and work. Each one has a worked solution and a mark scheme showing where the marks go.