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In which direction does energy move between a hot object and a cold one?
AFrom the cold to the hot
BFrom the hot to the cold
CIn both ways at once
DIn neither direction
Answer & Solution
Correct answer: B. From the hot to the cold
1. Heat is the transfer of energy caused by a difference in temperature.
2. The energy always travels from the hotter object to the colder one.
3. The hotter object cools down while the colder one warms up.
4. Transfer stops once both objects reach the same temperature.
_Source: Siyavula Natural Sciences Grade 7 (CC BY 4.0), Heating as a transfer of energy_
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