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Inertia — OCR GCSE Physics A J249
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Physics
OCR GCSE Physics A
Forces
Newton’s laws
Inertia
OCR GCSE Physics A · J249
Inertia
What you need to know
Explain that inertia is a measure of how difficult it is to change the velocity of an object.
Define inertial mass as the ratio of force over acceleration.
Revision notes
1
Inertia
5 key terms
Practise with past papers
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