The air rushes along the straw and around the bend. As the straw pushes on the air to force it round the corner, the air...

Enrichment Activity 5-11 11-14

As the air rushes out it pushes back on the balloon propelling it forward.

Enrichment Activity 5-11 11-14

As the water shoots out it pushes back on the carton with an equal force. Because the holes are off-centre this force makes it...

CPD 11-14 14-16

For many years there has been speculation that the propagation of an electromagnetic field inside a microwave cavity might be...

Stories from Physics 11-14 14-16

The modern concept of force has progressed through a number of iterations. Aristotle argued that ‘everything moved must be...

Stories from Physics 11-14 14-16

Clymwch y llinyn o naill ben yr ystafell i'r llall. Nawr, tynnwch y peg i ffwrdd. Wrth i'r aer ruthro allan, mae'n gwthio'n ôl...

Adnoddau Cymraeg 5-11 11-14