A student uses a glider on an air track to investigate how the acceleration of the glider depends on the pulling force.

Describe how the student can increase the accelerating force while keeping the total mass of the system constant.
Practise Edexcel GCSE Physics Newton's laws and momentum with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Physics (1PH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.