_____9.John noticed that when he mopped the floor using wet rugs, the moist in the floor disappeared after few minutes. What is the reason why the floor became dry?
a.presence of heat
b.absence of heat
c.presence of water
d.absence of temperature
a.presence of heat
b.absence of heat
c.presence of water
d.absence of temperature
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Answer:
The answer is letter a. presence of heat.
Explanation:
Why? Because of Evaporation, this happens when a liquid substance becomes a gas. When water is heated, it evaporates. The molecules move and vibrate so quickly that they escape into the atmosphere as molecules of water vapor. The water level will decrease as it is exposed to the heat of the sun.
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Answer:
a
Explanation:
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