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HELPPPPP URGENT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! A closed system could best be described as a __________. A. A sealed plant terrarium. B. Well insulated thermos. C. Cooking stew on the burner
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HELPPPPP URGENT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

A closed system could best be described as a __________.

A. A sealed plant terrarium.
B. Well insulated thermos.
C. Cooking stew on the burner with the lid off..
D. A cooler at a picnic.

User LeonanCarvalho
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1 Answer

4 votes

Answer: a or b

Step-by-step explanation:

User Waldemar
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