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I need help! 20 points.

No system is completely closed off from its surroundings.

Which example represents a system that is almost completely closed?

a freezer with the door shut

a wood-burning fireplace

a cup of tea on a counter


a pot of simmering soup

User Sgonzalez
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1 Answer

4 votes

Answer: a freezer with the door shut

Step-by-step explanation:

User Sneakyness
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