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source

science

energy

3.P.2A.4 Obtain and communicate information to compare how different processes (including burning, friction, and electricity) serve as sources of heat energy.

Horry

County

Schools

HORRY COUNTY SCHOOLS

What is a heat source?

A heat source is an object that produces heat.

heat

Example:

A heater is considered a heat source because it produces its own heat.

What is NOT a heat source?

matter

Mittens are NOT a heat source. Mittens may keep your hands warm, but they DON'T make their own heat.

"Is It A Heat Source?"

Directions

1. Look at the picture.

2. Ask yourself, "Does the object produce its own heat?"

3. Check off on your sheet whether or not the object is a heat source under the prediction column.

4. Use the Answer Key at the end of this lesson to confirm your predictions.

Is It A Heat Source?

Blanket

Is It A Heat Source?

Computer

Is It A Heat Source?

Sun

Is It A Heat Source?

Jacket

Is It A Heat Source?

Sleeping Bag

Is It A Heat Source?

Fire

Is It A Heat Source?

Rubbing Hands

(Friction)

Now Let's Check Your Heat Sources!

Remember to confirm your predictions

on your activity sheet...

Heat Sources

NOT Heat Sources

Computer

Sun

Fire

Rubbing Hands

Blanket

Jacket

Sleeping Bag

What are some examples of objects that are heat sources?

What are some examples of objects that are NOT heat sources?

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