The purpose of the activity is to provide a memorable event that offers the opportunity to talk about whether the resultant...

Classroom Activity 11-14

The purpose of this activity is to involve pupils in discussion about resultant forces. How will various forces affect the...

Classroom Activity 11-14

This is an exploration that gives reliable, valid results, which can be a good way of considering how assertions are related...

Classroom Activity 11-14

You can build this model with pupils to show how the forces deliberately applied to the car by operating the accelerator or...

Classroom Activity 11-14

Imagine that you are watching an ice-skater. She stands motionless in the centre of the ice before pushing off and gliding out...

Physics Narrative 11-14

Consider an object moving on a horizontal surface, maybe a pencil case that you are pushing across the table. For such...

Physics Narrative 11-14

Here are four situations where a non-zero resultant force predicts a change in motion:

Physics Narrative 11-14

An important point to recognise in thinking about objects speeding up and slowing down is that the motion changes only for as...

Physics Narrative 11-14

Driving forces can be exerted by many different parts of the object's environment.

Physics Narrative 11-14

Please take care with acceleration . This note explains some concerns.

Physics Narrative 11-14

The same ideas about resultant forces can be used to explain the motion of a skydiver falling through the air. The skydiver...

Physics Narrative 11-14

Physics Narrative 11-14