Post-UTME Physics 2009 Objective — Question 3
Question 3 of 10 from the Post-UTME Screening (Post-UTME) Physics 2009 Objective paper, with the correct answer and a full explanation.
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Which of the following statements is correct?
- A. The randomness of molecules is less in a liquid than a solid
- B. Diffusion does not occur in solids at all temperatures
- C. The intermolecular forces are weaker in liquids than in solids
- D. The pressure of a gas is the combined force with which the gas molecules collide with one another in a containerCorrect
Explanation
Gas pressure results from the collisions of gas molecules with the walls (and each other) of their container.
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