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Broad Topics > Mechanics > Circular motion

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Gravity Paths

Stage: 5 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

Where will the spaceman go when he falls through these strange planetary systems?

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Whirlyball

Stage: 5 Challenge Level: Challenge Level:2 Challenge Level:2

Whirl a conker around in a horizontal circle on a piece of string. What is the smallest angular speed with which it can whirl?

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10 Olympic Starters

Stage: 5 Challenge Level: Challenge Level:1

10 intriguing starters related to the mechanics of sport.

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Little Little G

Stage: 5 Challenge Level: Challenge Level:2 Challenge Level:2

See how little g and your weight varies around the world. Did this variation help Bob Beamon to long-jumping succes in 1968?

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Motorbike Momentum

Stage: 5 Challenge Level: Challenge Level:1

A think about the physics of a motorbike riding upside down

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Earth Orbit

Stage: 5 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

Follow in the steps of Newton and find the path that the earth follows around the sun.

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Eclipses of the Sun

Stage: 2 and 3

Mathematics has allowed us now to measure lots of things about eclipses and so calculate exactly when they will happen, where they can be seen from, and what they will look like.