Which of the following explains the concave meniscus of water in a clean glass tube?...
PHYSICS
WAEC 1998
Which of the following explains the concave meniscus of water in a clean glass tube? the
- A. adhension between water and glass molecules is greater than the sdhension between water molecules
- B. cohension between water molecules is greater then the adhension between glass and water molecule
- C. molecules of water near the glass move faster than the molecules at the centre of the tube
- D. molecules of water at the water-air boundary are often attracted to the centre of the tube
Correct Answer: A. adhension between water and glass molecules is greater than the sdhension between water molecules
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