### There are 9 results

Broad Topics >

Mechanics > Forces

##### Age 16 to 18 Challenge Level:

Gravity on the Moon is about 1/6th that on the Earth. A
pole-vaulter 2 metres tall can clear a 5 metres pole on the Earth.
How high a pole could he clear on the Moon?

##### Age 16 to 18 Short Challenge Level:

How high will a ball taking a million seconds to fall travel?

##### Age 16 to 18 Challenge Level:

Which parts of these framework bridges are in tension and which parts are in compression?

##### Age 16 to 18 Challenge Level:

In this short problem we investigate the tensions and compressions
in a framework made from springs and ropes.

##### Age 16 to 18 Challenge Level:

A series of activities to build up intuition on the mathematics of
friction.

##### Age 16 to 18 Challenge Level:

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

##### Age 16 to 18 Challenge Level:

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

##### Age 16 to 18 Challenge Level:

Invent shapes with different numbers of stable and unstable equilibrium points

##### Age 16 to 18 Challenge Level:

A collection of problems related to the mathematics of fundamental physics.