What is a force?, A. A type of energy, B. A push or a pull, C. A chemical reaction, D. A material, What unit is used to measure force?, A. Joule, B. Watt, C. Newton, D. Volt, What instrument is used to measure force?, A. Thermometer, B. Newton meter, C. Stopwatch, D. Balance, Force is measured in:, A. Newtons, B. Grams, C. Litres, D. Metres, Which force pulls objects towards Earth?, A. Friction, B. Air resistance, C. Gravity, D. Magnetism, What happens when a force pushes an object?, A. It may move, B. It disappears, C. It melts, D. It changes colour, Friction acts:, A. In the same direction as movement, B. Against movement, C. Only in water, D. Only in air, Which surface creates the MOST friction?, A. Smooth ice, B. Wet glass, C. Rough sandpaper, D. Polished metal, Air resistance is a force that acts:, A. Under water, B. In space, C. Through air, D. Inside solids, Balanced forces cause an object to:, A. Speed up, B. Slow down, C. Stay still or move at constant speed, D. Explode, If forces are unbalanced, an object may:, A. Change motion, B. Become invisible, C. Lose mass, D. Stop existing, Gravity on Earth pulls objects:, A. Upwards, B. Sideways, C. Downwards, D. Outwards, Which force slows down a moving bicycle?, A. Friction, B. Gravity, C. Magnetism, D. Light, What can a force change?, A. Only colour, B. Only temperature, C. Shape or movement, D. Only mass, What happens when you stretch an elastic band?, A. A force changes its shape, B. Gravity disappears, C. Friction stops, D. Mass increases, Which force acts between two rubbing surfaces?, A. Gravity, B. Friction, C. Magnetism, D. Air resistance, Which object experiences air resistance?, A. A falling parachute, B. A rock underground, C. A book on a shelf, D. A battery, Which force helps a parachute slow down?, A. Gravity, B. Friction, C. Air resistance, D. Magnetic force, A larger force usually causes an object to:, A. Move more easily, B. Become lighter, C. Melt faster, D. Lose energy instantly, Which statement about gravity is TRUE?, A. Gravity only acts in water, B. Gravity pushes objects upward, C. Gravity attracts objects toward Earth, D. Gravity only acts on metals, What is the force called when water slows a swimmer?, A. Gravity, B. Water resistance, C. Magnetism, D. Heat, What happens if friction between tyres and roads is LOW?, A. Cars grip better, B. Cars may slide, C. Cars stop instantly, D. Gravity increases, Which statement describes balanced forces?, A. One force is bigger, B. Forces are equal, C. There is no movement ever, D. Gravity disappears, What force causes objects to fall?, A. Friction, B. Magnetism, C. Gravity, D. Air resistance, Which surface would make a toy car travel the FURTHEST?, A. Rough carpet, B. Sandpaper, C. Smooth floor, D. Gravel, Which force acts opposite to motion in air?, A. Gravity, B. Friction, C. Air resistance, D. Electricity, Why do football boots have studs?, A. To reduce gravity, B. To increase friction, C. To increase air resistance, D. To reduce mass, What happens when unbalanced forces act on a stationary object?, A. It may begin to move, B. It disappears, C. It freezes, D. It becomes balanced, Which statement about friction is TRUE?, A. Friction always increases speed, B. Friction opposes movement, C. Friction only acts in water, D. Friction has no effect on objects, Why is oil used in machines?, A. To increase friction, B. To reduce friction, C. To increase gravity, D. To stop movement completely, Two forces act on a box: 10 N → right and 10 N → left. What type of forces are these?, A. Unbalanced, B. Magnetic, C. Balanced, D. Gravitational, A force of 20 N pushes right. A force of 5 N pushes left. What is the overall force?, A. 15 N right, B. 25 N left, C. 20 N right, D. 5 N left, A toy car is pushed with a force of 12 N to the right. Another force of 12 N acts to the left. What will happen?, A. The car speeds up, B. The car slows down, C. Forces are balanced, D. Gravity increases, A force meter shows 7 N. What does this mean? , A. The force is 7 Newtons, B. The mass is 7 kg, C. The speed is 7 m/s, D. The object has no gravity, A force of 18 N acts right. A force of 6 N acts left. What is the overall force? , A. 24 N right, B. 12 N right, C. 18 N left, D. 6 N left.

FORCE Chapter 29

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