What is the difference between speed and velocity?
Speed is how fast an object is moving, whereas velocity is an objects speed in a given direction.
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Related Physics GCSE answers
All answers ▸I don't understand acceleration and how something can accelerate without speeding up.
A boy with a mass of 50kg is sitting on a seesaw. He is sitting 2m from the pivot. He has a friend who weighs 40kg, how far away from the pivot must she sit to balance the seesaw? (gravitational accelleration (g) = 10m/s2)
A car travels 100 metres in 20 seconds. i) What is the cars speed? ii) How far would the car travel in 1 minute 40 seconds?
If Newton's 3rd law is true (all actions have an equal and opposite reaction), then how can any object move?