to its solid state
Exercises
A. Tick the most appropriate answer.
Molecules of a solid
14
a. vibrate at their positions.
b. move only when heated.
d. do not move at all.
6 move because they are loosely bound.
2. The force of attraction between two similar types of molecules is called
B. cohesion.
C. electrostatic force.
a. adhesion
d. conduction.
The temperature at which a solid changes into its liquid state is called
b. freezing point.
3.
c. condensation point. ld melting point,
a. boiling point.
4. How does the kinetic energy of a molecule in a substance change with a decrease in its
temperature?
2. It remains the same.
d. It becomes twice.
b. It increases.
C. It decreases.
5. The state of matter, in which the kinetic energy of the molecules is so small that they cannot
overcome the intermolecular force of attraction between them, is
b. liquid
c. gas.
d. plasma.
MATTER
a solid.
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I am sorry question is so long so I can't help you
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