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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the melting point of ice?
💡 Hint: Think about where ice turns to water.
Question 2
Easy
What is the boiling point of water at sea level?
💡 Hint: It's the temperature at which water becomes steam.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the melting point of ice?
- 0°C
- 32°C
- 100°C
💡 Hint: Think about where your ice melts.
Question 2
True or False: The boiling point of water depends on atmospheric pressure.
- True
- False
💡 Hint: Consider how pressure affects boiling.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have 1 kg of water at its boiling point (100°C). If you add 4200J of heat, how much water will it convert into steam?
💡 Hint: The calculation involves using the latent heat of vaporization.
Question 2
If the melting point of a certain alloy is 1500°C and its latent heat of fusion is 200,000 J/kg, how much energy is required to melt 0.5 kg of the alloy?
💡 Hint: Set up the equation with the known values.
Challenge and get performance evaluation