A. GIVE ONE WORD ANSWER FOR THE FOLLOWING QUESTIONS
1. Which of the following is a noncontact force ? Frictional force, Magnetic force, Muscular force
2. Name the force acting between the particles of the two surfaces which gives rise to friction
3. What is the level of loudness in musical sound?
4. What is the source of electricity in electrolysis ?
5. Which metal is used for electroplating the bathroom fittings ?
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1-Force can cause a stationary object to move or make a moving object move even faster. Force can slow down or completely stop a moving object.
Force can change the shape and/or size of an object.
2-
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