WAEC Physics 2020 Objective — Question 7
Question 7 of 50 from the West African Examinations Council (WAEC) Physics 2020 Objective paper, with the correct answer and a full explanation.
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The average distance moved by a molecule between collisions is called
- A. molecular distance
- B. intermolecular distance
- C. mean distance
- D. mean free pathCorrect
Explanation
Mean free path is the average distance moved by a molecule between collisions. Intermolecular distance is the average distance between two chemically combined atoms in a molecule.
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