Which of the following does not effect the thinking distance when a car stops., Alcohol, tiredness, ice on road, Which of the following does not effect the braking distance when a car stops., loud music, worn tyres, wet road, worn brakes, The thinking distance and the braking distance together make the .., slowing distance, emergency distance, reaction distance, stopping distance, A line which slopes upwards on a velocity time graph means that the object is, travelling at a constant speed, accelerating, decelerating, stationary, An object becomes positively charged when it, gains electrons, gains neutrons, loses electrons, loses protons, Which of the following devices does not use static electricity, photocopier, smoke precipitator, variable resistor, paint sprayer, A negatively charged comb is placed next to a charged plastic ruler and it is attracted. The ruler has, a positive charge, negative charge, no charge, The rate of flow of cahrge through a wire is known as, voltage, resistance, current, In a 3-pin plug which wire is attached to the fuse?, neutral, live, earth, The overall force acting on an object is called the, balanced force, unbalanced force, resultant force, momentum, The unit of force and weight, Kilograms, Newtons, Joules, watts, The unit used for acceleration, ms-1, N/kg, ms-2, Nm, What is the work done when a man with a weight of 800N climbs to the top of a 2m ladder? Work done = force x distance moved, 160W, 1600W, 400W, 4000W, The mains supply is, 50V AC, 230V DC, 230V AC, 50V DC, The momentume of an object depends on its, mass and weight, mass and speed, mass and velocity, mass and acceleration, Before and after a collision momentum is, Lost, gained, Conserved, If the resultant force on an object is 200N it will, remain stationary, travel at constant speed, slow down or speed up, The joining of small atomic nuclei to produce larger atomic nuclei is called, fission, radiation, fusion, Which of the following elements are used in nuclear power stations., sodium, krypton, uranium, mccarthium, This is a device which only allows current to flow in one direction, variable resistor, diode, thermistor, LDR

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