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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the specific heat capacity of water?
💡 Hint: Think about common substances and their properties.
Question 2
Easy
What formula do we use to calculate heat energy?
💡 Hint: Remember the symbols represent mass, specific heat, and temperature change.
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 specific heat capacity of water?
- 4.18 J/kg°C
- 4.18 kJ/kg°C
- 2.09 kJ/kg°C
💡 Hint: Think about energy and temperature change.
Question 2
True or False: Heat is a substance.
- True
- False
💡 Hint: Consider what heat represents in the context of energy.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the heat required to heat 6 kg of ice from -10°C to 0°C using the specific heat capacity of ice, which is 2.1 kJ/kg°C.
💡 Hint: Don't forget to keep the units consistent.
Question 2
A 10 kg block of copper needs to be cooled from 100°C to 25°C. The specific heat capacity of copper is 0.385 kJ/kg°C. What is the heat lost?
💡 Hint: Pay attention to ΔT; is it positive or negative?
Challenge and get performance evaluation