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1

What is force?

Combining Forces balanced

unbalanced

Vectored forces

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2

Friction and Gravity Friction

causes

results in

Types Sliding

Rolling

Fluid

Static

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3

Reduce friction

bearings

lubricants

shape

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4

Gravity Law of Universal Gravitation

Factors that affect Gravity

weight and mass

FORCE OF GRAVITYEARTH MOON

Formula for weight=

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5

Gravity and Motionfree fall

air resistance

projectile motion law ofpart I

Part II

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6

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