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Posted: **Tue Jul 05, 2022 9:15 am**

: Q4 For Each Of The Following Sketch The Universe Define A System And Its Surroundings And Give The Direction Of Energy 1 (17.52 KiB) Viewed 17 times

: Q4 For Each Of The Following Sketch The Universe Define A System And Its Surroundings And Give The Direction Of Energy 2 (9.23 KiB) Viewed 17 times

Q4. For each of the following sketch the universe, define a system and its surroundings and give the direction of energy transfer. a. Methane is burning in a Bunsen burner in a laboratory. b. Two chemicals mixing in a beaker give off heat and the solution warms.
c. Your hand gets cold when you touch ice. d. Water boils in a kettle being heated on a stove.