notes rb labs 7 power to do work

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Forces and Motion

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Page 1: Notes rb labs  7 power to do work

Forces and Motion

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Lab 7

Power to do WorkPower to do Work

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Key ObjectivesKey Objectives

The student will:– Investigate and understand

work, force, mechanical advantage, efficiency and power

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Key ObjectivesKey Objectives

The student will:– Recognize that power is the rate

at which work is done

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Key ObjectivesKey Objectives

The student will:– Make measurements and calculate

the power of an object using the formula’

– P = W/t

(Power equals Work divided by time)

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Key TermsKey Terms

Power Watt(s)

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PowerPower

The rate at which work is done

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Watt(s)Watt(s)

The unit of measurement for power

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Lab Time

Carefully read and complete each activity from the lab guide.

You have 45 minutes

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Essential LearningsEssential Learnings

Power is the rate at which work is done

The formula for calculating power is :– Power is work divided by time – (P =W/t).

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Essential LearningsEssential Learnings

Power is Measured in Watts

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Essential Learnings

The End!