SCIENCE GRADE 8 NO.8

Strength or energy as an attribute of physical action or movement.

• Force

• Movement

• Motion

• Energy

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It is specified by magnitude and direction

• physics

• vector quantity

• law of motion

• force

For every action there is _______ and ________ direction.

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Force applied on an object that moves along a straight line

• linear force

• gravitational force

• molecular force

• electrical force

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Force due to the action of gravity

• magnetic force

• gravitational force

• electrical force

• molecular force

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Force exerted by molecules of phases of mater

• linear force

• gravitational force

• molecular force

• magnetic force

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Force due to the charged particle inside an atom

• molecular force

• magnetic force

• gravitaional force

• electrical force

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Force due to the magnetic properties of matter

• magnetic force

• gravitational force

• electrical force

• molecular force

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It refers to the number of waves passing through a point per unit time.

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What is FM?

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