asked 109k views
12 votes
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.

1 Answer

4 votes

Answer: a or b

Step-by-step explanation:

answered
User Waldemar
by
8.6k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.