18 Questions
What happens when a substance changes from a liquid to a gas?
Evaporation
Which process involves a substance changing from a gas back into a liquid?
Condensation
What is the result of adding thermal energy to a liquid?
Evaporation
At what temperature does water typically boil?
212°F or 100°C
Which phenomenon occurs when molecules of a gas directly change into solid without becoming a liquid?
Sublimation
What happens when molecules in a solid absorb enough thermal energy to escape as a gas?
Sublimation
Which process results in a solid changing directly into a gas without becoming a liquid?
Sublimation
What is the outcome of removing enough thermal energy from a gas?
Condensation
What is the result of adding thermal energy to a liquid?
The liquid evaporates into a gas
Which process involves a substance changing from a gas back into a liquid?
Condensation
What happens when a substance changes from a liquid to a gas?
Evaporation
During which process do atoms or molecules in a liquid move faster and farther apart?
Evaporation
What is the outcome of removing enough thermal energy from a gas?
The gas condenses into a liquid
Which phenomenon involves a solid changing directly to a gas without becoming a liquid?
Sublimation
What is true about deposition?
It occurs when water vapor changes into ice crystals.
When does freezing happen to water?
At 0°C or 32°F
What happens when sunlight transfers thermal energy to the top layer of snow?
The snow undergoes sublimation into water vapor.
What occurs when water vapor comes into contact with a cold surface?
Condensation into liquid water droplets.
Explore how matter changes states and the properties of different types of matter. Learn about atoms, molecules, and chemical properties that define substances.
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