
Understanding Soap as a Wetting Agent
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard
Jennifer Brown
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes surface tension in water?
The temperature of the water
The presence of impurities in water
The attraction between water molecules
The repulsion between water molecules
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the hydrophilic part of a soap molecule interact with water?
It remains on the surface
It dissolves in water
It evaporates
It repels water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the hydrophobic part of a soap molecule?
It remains outside the water
It dissolves in water
It increases surface tension
It attracts water molecules
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does soap affect the surface tension of water?
It makes the water evaporate faster
It reduces the surface tension
It has no effect on surface tension
It increases the surface tension
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is soap considered a wetting agent?
It changes the color of water
It reduces the surface tension, allowing water to wet surfaces more easily
It makes water evaporate
It increases the temperature of water
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