First lesson of the ‘on the move’ topic for the first year of the AQA A-Level Physics course. Covers: Difference between distance and displacement Difference between average speed and instantaneous speed When to consider velocity instead of speed Fully resourced and with practice exam questions (with worked answers).

Second lesson of the ‘Work, energy and power’ topic for the first year of the AQA A-Level Physics course. Covers: What happens when work is done on an object Energy changes that take place when an object falls Effect on kinetic energy when speed changes Fully resourced and with practice exam questions (with worked answers).

Fifth lesson of the ‘Force and momentum’ topic for the first year of the AQA A-Level Physics course. Covers: Energy changes in explosions Total momentum in an explosion Momentum of two bodies after an explosion Fully resourced and with practice exam questions (with worked answers).

First lesson of the ‘Work, energy and power’ topic for the first year of the AQA A-Level Physics course. Covers: Definition of energy Whether energy ever disappears Definition of work Fully resourced and with practice exam questions (with worked answers).

Third lesson of the ‘Work, energy and power’ topic for the first year of the AQA A-Level Physics course. Covers: Physical quantities involved in power How power is generated going up stairs Why devices are more powerful than others Fully resourced and with practice exam questions (with worked answers).

First lesson of the ‘Materials’ topic for the first year of the AQA A-Level Physics course. Covers: Definition of density Calculating density and stating the unit Measuring density of objects Fully resourced and with practice exam questions (with worked answers).

Fourth lesson of the ‘Work, energy and power’ topic for the first year of the AQA A-Level Physics course. Covers: The force mainly responsible for energy dissipation The energy store where wasted energy in mainly transferred to Whether a device can be 100% efficient Fully resourced and with practice exam questions (with worked answers).