If you could push the chair, give it a shove ... forces and friction that may come up when introducing the topic. At KS4, the video could used to revise concepts already learnt before starting ...

Suitable for: KS3 and KS4/GCSE in England, Wales and Northern Ireland and 3rd, 4th Level, National 4, National 5 and Higher in Scotland. Biology KS3 / KS4: How photosynthesis is vital to the ...