WGU C165 SCIE 1020 Integ Physical Sciences FINAL ASSESSMENT GUIDE Q & S 2026/2027

C165 SCIE 1020
Integ Physical Sciences
FINAL ASSESSMENT GUIDE
Q & S
©WGU 2026/2027
1. Multiple Choice: Which of the following is a
fundamental concept in thermodynamics?
 a) The law of conservation of momentum
 b) The law of definite proportions
 c) The first law of thermodynamics
 d) The principle of superposition
 Correct Answer: c) The first law of
thermodynamics
 Rationale: The first law of thermodynamics, also
known as the law of energy conservation, states
that energy cannot be created or destroyed in an
isolated system.
2. Fill-in-the-Blank: The process by which a liquid
changes to a gas is called __________.
 Correct Answer: Evaporation
 Rationale: Evaporation is the process that occurs
when a liquid turns into a gas at a temperature