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Questions and Answers
What is force?
What is force?
What happens when a ball is pushed in the opposite direction of its motion?
What happens when a ball is pushed in the opposite direction of its motion?
What does magnitude refer to in describing forces?
What does magnitude refer to in describing forces?
In which system is Newton commonly used as a unit for force?
In which system is Newton commonly used as a unit for force?
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Who is Newton, after whom the unit of force is named?
Who is Newton, after whom the unit of force is named?
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What is the symbol used to denote the force applied by a boy to a wall?
What is the symbol used to denote the force applied by a boy to a wall?
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What type of force is air resistance an example of?
What type of force is air resistance an example of?
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Which force always acts perpendicular to the surface of the object in contact with?
Which force always acts perpendicular to the surface of the object in contact with?
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What is the symbol used for the force applied to string, rope, chain, or cable?
What is the symbol used for the force applied to string, rope, chain, or cable?
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What does frictional force always do to the motion of an object?
What does frictional force always do to the motion of an object?
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