Key term for Edexcel GCSE Physics, used in Newton's Laws, Weight and Mass.
Electronic sensors that use an infrared beam to detect when an object passes through them, used to precisely measure time.
Light gates appears in Edexcel GCSE Physics revision content for Motion and forces, especially Newton's Laws, Weight and Mass and Core Practical: Force, Mass and Acceleration.
Create a free account to access Edexcel GCSE Physics revision notes, track progress, and practise related key terms.
