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A heat source is an object that produces heat.
A heater is considered a heat source because it produces its own heat.
matter
Mittens are NOT a heat source. Mittens may keep your hands warm, but they DON'T make their own heat.
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.
Blanket
Computer
Sun
Jacket
Sleeping Bag
Fire
Rubbing Hands
(Friction)
Computer
Sun
Fire
Rubbing Hands
Blanket
Jacket
Sleeping Bag