Specific Heat Capacity Quiz
Studying this course? Keep your progress in one place.
Pick an answer for each. Quizzes never use energy.
5 questions, one answer each
Each answer is checked as you go, with why.
See all 5 questions
1. Internal energy is the total:
- A. Kinetic energy only
- B. Potential energy only
- C. Kinetic and potential energy of all particles
- D. Mass and volume of a system
2. The equation ΔE = mcΔθ calculates:
- A. Density
- B. Change in thermal energy
- C. Power
- D. Kinetic energy
3. A substance is at its boiling point and is heated further. What happens?
- A. Its temperature rises rapidly
- B. It changes state without a temperature rise
- C. Its density increases sharply
- D. Nothing happens
4. Calculate the energy needed to raise the temperature of 4 kg of water (c = 4200 J/kg°C) by 5°C.
- A. 8,400 J
- B. 21,000 J
- C. 84,000 J
- D. 210,000 J
5. A 0.5 kg metal block absorbs 2000 J of energy, raising its temperature by 8°C. What is its specific heat capacity?
- A. 250 J/kg°C
- B. 400 J/kg°C
- C. 500 J/kg°C
- D. 800 J/kg°C