Podcast
Questions and Answers
Did the water undergo a physical or chemical change when it froze?
Did the water undergo a physical or chemical change when it froze?
What caused the change of state from water to ice in the cup?
What caused the change of state from water to ice in the cup?
What would most likely happen to the ice if the cup is left on a sunny window?
What would most likely happen to the ice if the cup is left on a sunny window?
What would most likely happen to the level of the water if the cup is left on a sunny window?
What would most likely happen to the level of the water if the cup is left on a sunny window?
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Which property best describes the two solid blocks labeled A and B?
Which property best describes the two solid blocks labeled A and B?
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Study Notes
Extra Practice 3.1
- Two solid, shiny, silver blocks (A and B) are pictured.
- Four properties can be used to determine if they are the same substance.
- Jim pours water into a plastic cup (labeled A) and covers it with plastic wrap.
- The water level is marked.
- He places the cup in the freezer overnight.
- The next morning, the water is frozen into ice, and the level has increased.
Questions
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Did the water undergo a physical or chemical change?
- A physical change occurred.
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What caused the change of state?
- The water changed from a liquid to a solid state due to the low temperature in the freezer.
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What would most likely happen to the ice if the cup is left on a sunny window?
- The ice would melt.
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What would most likely happen to the level of the water, if the cup is left on a sunny window?
- The level of water would increase.
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Description
This quiz examines the concepts of physical and chemical changes, focusing on the properties of water when subjected to temperature variations. Participants will answer questions regarding the freezing and melting processes in a practical scenario with ice and water. Test your understanding of the states of matter and the principles behind them.
