p2.3 motion and forces and topic 2.4 momentum, energy and power test 16 17
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P2.3 Motion and forces and Topic 2.4 Momentum, energy and power test 16_17
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What is the area of a triangle?
Mass causes gravity NOT air.Why does the Earth orbit the Sun?What causes star formation?
weight = force of gravity ≠ gravity
its or it’s
The maximum speed of a train must be higher than its average speed. Explain why?
What are the units of momentum?
ΣF = Δp/tΣF.t = Δp
stoppers ≠ brakes