An autonomous electric cargo cart is carrying heavy lithium batteries along a guide path in a factory. A safety scanner suddenly detects an unexpected operator stepping onto the track in front of the oncoming cart, and the onboard system initiates emergency braking.
State four physical factors that affect whether the cart can stop in time to avoid colliding with the operator.
56 exam-style questions on Edexcel IGCSE Physics Forces, movement, shape and momentum. Each one has a worked solution and a mark scheme showing where the marks go.