1.4 - Transformations of Matter: Changes of State
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Practice Questions
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What is melting?
💡 Hint: Think about what happens to ice when it gets warm.
What happens during condensation?
💡 Hint: Consider the water droplets on a cold drink.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the melting point?
💡 Hint: Think of ice melting.
True or False: Evaporation can only occur at the boiling point.
💡 Hint: Think about puddles drying up even when it's not boiling.
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Challenge Problems
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A scientist observes that atmospheric pressure is decreased significantly while heating water in a sealed container. Predict what will happen to the boiling point of the water and explain why.
💡 Hint: Consider how pressure influences boiling.
Imagine you have a solid substance known to sublime. Describe what you would observe as it changes directly from solid to gas without turning into liquid.
💡 Hint: Think about dry ice and what happens when it's left out.
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