Question

*Hot tea in a copper cup covered with lid is ____________.*

1️⃣ an open system
2️⃣ a closed system
3️⃣ isolated system
4️⃣ not a system​

Answer 1

Answer:

3️⃣ isolated system

Explanation:

hope it's helpful.

Answer 2

hot tea in a copper cup covered with lid is a closed system