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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does temperature measure?
💡 Hint: Think about what happens to particles when they heat up.
Question 2
Easy
What is the unit of heat?
💡 Hint: What is the same unit used for energy?
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 does heat refer to?
- Energy transfer due to temperature difference
- Temperature of a system
- Amount of thermal energy
💡 Hint: Think about energy flow between warmer and cooler objects.
Question 2
True or False: All materials expand when heated.
- True
- False
💡 Hint: Think about how metal objects can fit loosely at high temperatures.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A 1 kg aluminum block is heated from 20°C to 100°C. Calculate the amount of heat energy absorbed if the specific heat capacity of aluminum is 900 J/kg°C.
💡 Hint: Identify m, c, and ΔT and apply the formula.
Question 2
You have two containers, one with boiling water and one with ice water. Describe the energy transfers happening between them.
💡 Hint: Consider the flow of heat based on temperature gradients.
Challenge and get performance evaluation