Physics > GCSE QUESTION PAPER > Forces Knowledge Questions with Accurate Answers. GRADED A+ (All)
Forces Knowledge Questions with Accurate Answers. GRADED A+
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State what is meant by a scalar quantity. A quantity which has magnitude only. 2 State what is meant by a vector quantity. A quantity which has magnitude and direction. 3 Describe the difference be ... tween a scalar quantity and a vector quantity. Vector quantities have a direction, scalars do not. 4 State five examples of scalar quantities. distance, speed, mass, energy, time 5 State five examples of vector quantities. displacement, velocity, acceleration, force, weight 6 Explain what is meant by a force. A push or pull that acts on an object due to an interaction with another object. 7 Explain what is meant by a contact force. A force that occurs when the objects are physically touching. 8 Explain what is meant by a non-contact force. A force between objects that are physically separated. 9 State four examples of contact forces. friction, air resistance, tension, normal contact force 10 State three examples of non-contact forces. gravitational force (weight), electrostatic force, magnetic force 11 Explain what is meant by weight. The force acting on an object due to gravity. [Show More]
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