5 Questions
What is the main cause of evaporation?
Molecules at the surface of a liquid gain enough energy to enter the gaseous state
Which statement about the rate of evaporation is true?
Evaporation occurs faster at higher temperatures
What happens during the boiling process?
The liquid temperature remains constant until all molecules turn into a gas
What is the boiling point of a substance?
The temperature at which molecules throughout the liquid can change to the gaseous state
Which example illustrates the concept of evaporation?
A drop of rubbing alcohol evaporating faster on your hand than on a table
Test your knowledge on the processes of evaporation and boiling. Learn about how molecules gain energy to enter the gaseous state and the factors that affect the speed of evaporation.
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