SC-1477
Conduction
Lower Sec Science · Secondary 2 · Medium · Conduction
A student wants to keep a bottle of cold water cool for a picnic. She wraps it with a thick layer of newspaper. How does the newspaper help to keep the water cool?
- It is a poor conductor of heat and slows down heat gain from the surroundings
- It is a good conductor of heat and quickly cools the bottle
- It produces cold air that cools the bottle
- It reflects all heat away by radiation only
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