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Questions and Answers
What happens when a liquid boils?
What happens when a liquid boils?
- Molecules throughout the liquid gain enough energy to enter the gaseous state. (correct)
- The temperature of the liquid continuously increases.
- The liquid condenses into a solid.
- Only surface molecules enter the gaseous state.
Which of the following statements about evaporation is true?
Which of the following statements about evaporation is true?
- Evaporation requires molecules to gain enough energy to become a solid.
- Evaporation only occurs at high temperatures.
- Evaporation can occur at any temperature. (correct)
- Evaporation is the process of a liquid turning into a gas throughout the entire liquid.
What is the process called when molecules in the gaseous state slow down and become a liquid?
What is the process called when molecules in the gaseous state slow down and become a liquid?
- Boiling
- Evaporation
- Sublimation
- Condensation (correct)
Which of the following statements about the boiling point is correct?
Which of the following statements about the boiling point is correct?
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What happens when a liquid evaporates faster on your hand than on a table?
What happens when a liquid evaporates faster on your hand than on a table?
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