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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the process called when a solid becomes a liquid?
💡 Hint: Think about what happens to ice when it warms up.
Question 2
Easy
What is the latent heat of fusion?
💡 Hint: Focus on the melting process.
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 latent heat of fusion?
- Heat needed for melting
- Heat needed for boiling
- Heat released during freezing
💡 Hint: Think about melting ice.
Question 2
True or False: During boiling, the temperature of the liquid increases.
- True
- False
💡 Hint: Consider what happens during boiling.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have 3 kg of ice at 0°C. How much heat is required to completely melt it? (Lf = 334,000 J/kg)
💡 Hint: Use the melting formula.
Question 2
If you have 500 g of water at 100°C, how much energy is needed to change it completely to steam? (Lv = 2260 J/g)
💡 Hint: Remember to keep the units consistent.
Challenge and get performance evaluation