Mechanics trivia

20 Mechanics trivia questions, no sign-in. Review your misses in the LoreUp app.

• When you push a wall with your hand, the wall stays still and only your hand exerts a force.Mechanics
• Which expression gives the relation between the net force on an object, its mass, and its acceleration?Mechanics
• Which energy increases when the same object is lifted to a greater height?Mechanics
• Which of Newton's laws best explains a rocket surging upward?Mechanics
• What do we call the net force that turns an object in circular motion toward the center of the circle?Mechanics
• Which expression correctly gives the speed of an object moving at a constant rate?Mechanics
• Near the Earth's surface, in which direction does gravity pull an object?Mechanics
• On a slippery floor, what is the main reason the tread pattern on a shoe sole helps?Mechanics
• Which correctly states Newton's first law, the law of inertia?Mechanics
• Which figure changes when the same object is taken from the Earth to the Moon?Mechanics
• Which law is most closely tied to a rocket rising as it fires gas downward?Mechanics
• The person who set out the law of universal gravitation was Galileo.Mechanics
• The law of inertia is Newton's third law.Mechanics
• Under the same force, the smaller an object's mass, the greater the acceleration it gains.Mechanics
• Action and reaction forces are equal in size and opposite in direction, and they act on different objects.Mechanics
• An object in uniform circular motion has an acceleration, because its direction of motion changes even though its speed is constant.Mechanics
• The main reason an object falls downward near the Earth is the flow of air.Mechanics
• When a car stops suddenly, the seat belt protects a person thrown forward by inertia.Mechanics
• Mass and weight are always the same figure, so both stay unchanged on the Moon.Mechanics
• The SI unit of force is the newton (N).Mechanics