Your Year 10 exam will be a full GCSE Physics paper 1. All topics covered this year . Text book pages 4-111( note advice give re Radioactivity) . Chapters on Conservation of energy, Energy transfer by Heating, Energy Resources, Electric circuits, Electricity in the home, Molecules and matter and Radioactivity.
Physics and Maths tutor is an excellent resource with past papers and mark schemes
Cognito science www.youtube.com/channel/UCaGEe4KXZrjou9kQx6ezG2w
The folder below has lots of practice questions to help you.