Or search by topic

There are **11** NRICH Mathematical resources connected to **Forces**, you may find related items under Mechanics.

Problem
Primary curriculum
Secondary curriculum
### Building up Friction

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

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Cannon Balls

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

Age 16 to 18

ShortChallenge Level

Problem
Primary curriculum
Secondary curriculum
### More Bridge Building

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

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Bridge Builder

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

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Whirlyball

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

Problem
Primary curriculum
Secondary curriculum
### Lunar Leaper

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

Challenge Level

List
Primary curriculum
Secondary curriculum
### Fundamental Particles Collection

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

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Little Little G

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

Problem
Primary curriculum
Secondary curriculum
### Uniformly Unstable

Invent shapes with different numbers of stable and unstable equilibrium points

Age 16 to 18

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Mechanics in the Primary Years

This article for teachers sets out some ideas for introducing children to some of the concepts at the root of mechanics.

Age 5 to 7

Problem
Primary curriculum
Secondary curriculum
### Baked Bean Cans

Is there a best way to stack cans? What do different supermarkets do? How high can you safely stack the cans?

Age 5 to 7

Challenge Level