4.1.3 - Thermal Energy: The Jiggling Particles Revisited
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Practice Questions
Test your understanding with targeted questions
What is thermal energy?
💡 Hint: Think about what happens to particles when they heat up.
Explain what happens when you touch a hot stove.
💡 Hint: Consider the direction of heat flow.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does thermal energy represent?
💡 Hint: Think about what happens when particles move faster.
True or False: Heat is the same as thermal energy.
💡 Hint: Consider the difference between transfer and the actual content.
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Challenge Problems
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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.
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.
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