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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the unit of heat?
💡 Hint: Think about standard units in physics.
Question 2
Easy
Name the three temperature scales mentioned.
💡 Hint: One is used predominantly in scientific settings.
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 SI unit of heat?
- Calorie
- Joule
- Watt
💡 Hint: Consider standard scientific units.
Question 2
True or False: Heat always moves from cold to hot.
- True
- False
💡 Hint: Think about everyday temperature experiences.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A 250 g piece of metal is heated from 25°C to 75°C. If the specific heat capacity of the metal is 0.385 J/g°C, calculate the heat energy needed.
💡 Hint: Ensure mass is in grams and the temperature change is noted.
Question 2
Explain how a refrigerator uses the principles of heat transfer.
💡 Hint: Think about the process of heat movement.
Challenge and get performance evaluation