What is centripetal force?
The force acting towards the centre of motion which keeps the object travelling along a circular path.
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What is centripetal acceleration?
The acceleration experienced by an object moving in a circle.
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What is the formula linking centripetal acceleration (a), linear speed (v), and radius (r)?
a = centripetal acceleration (m s-2)
v = linear speed (m s-1)
r = radius (m)
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Which direction does centripetal force act in?
Towards the centre of the circular path.
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What is the angle between the centripetal force and velocity of an object travelling along a circular path?
90°
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What is the formula linking centripetal force (F), mass (m), linear speed (v), and radius (r)?
F = centripetal force (N)
m = mass(kg)
v = linear speed (m s-1)
r = radius (m)
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