Work and Power Intro

Work and Power

Work

Not all work is the same!

Work does not mean the same thing in science that it means in regular life!

Pushing or pulling something AND making it move!

The word WORK in science

A job

Exercising

Pushing or pulling something

​Making an effort

Trying your best

The word WORK in regular life

Let's compare!

Multiple Choice

Does this count as work in science?

I came to work today. I'm a teacher.

• Yes

• No

Multiple Choice

I pushed the box across the carpet to the door.

• Yes

• No

Multiple Choice

I tried to push the heavy box, but, even though I tried so hard I got sweaty, I wasn't able to move it.

• Yes

• No

Multiple Choice

I lifted the cat up onto a tree branch.

• Yes

• No

Power

​Power

Power also means something different in science than in regular life!

How fast you do work

​Power in science

Making people do what you want

Being strong

Electricity

Power in regular life

Power

More about POWER!

Can you change how much power you exert?

Yes! If you do work faster, then you will exert more power.