Kinetic Energy (Edexcel GCSE Physics): Flashcards

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1.1.3 Kinetic Energy
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Define kinetic energy

Energy stored in moving objects

Do stationary objects have kinetic energy?

No, stationary objects have no kinetic energy

Kinetic energy formula

Ek=12×m×v2E_k = \frac{1}{2} \times m \times v^2

EkE_k in kinetic energy formula stands for

Kinetic energy

mm in kinetic energy formula stands for

Mass

vv in kinetic energy formula stands for

Speed

Unit of kinetic energy (EkE_k)

Joules (J)

Unit of mass (mm) in kinetic energy formula

Kilograms (kg)

Unit of speed (vv) in kinetic energy formula

Metres per second (m/s)

Energy stored in petrol that car converts

Chemical energy

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