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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is thermal energy?
💡 Hint: Think about what happens to particles when they heat up.
Question 2
Easy
Explain what happens when you touch a hot stove.
💡 Hint: Consider the direction of heat flow.
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 thermal energy represent?
- Energy from light
- Total kinetic energy of particles
- Static energy
💡 Hint: Think about what happens when particles move faster.
Question 2
True or False: Heat is the same as thermal energy.
- True
- False
💡 Hint: Consider the difference between transfer and the actual content.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If you heat a metal block of mass 2 kg, raising its temperature by 50 degrees Celsius, calculate the thermal energy change if the specific heat capacity is 500 J/(kg·°C).
💡 Hint: Remember to multiply all the components correctly.
Question 2
Discuss why understanding thermal energy is essential in energy-efficient technologies like heat pumps.
💡 Hint: Think about how heat pumps work in warming or cooling spaces.
Challenge and get performance evaluation