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Understanding checkpoint
By Sacchi Seneviratne
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Last updated about 5 years ago
2 questions
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1
Question 1
1.
1
Which ice cube will melt first?
Ice wrapped in foil
Ice wrapped in wool
No difference
Question 2
2.
Why do you think this will happen?
Wool has more energy than the foil
Insulators warm things up
Foil heats and cools quickly
Foil is a good thermal conductor