Physics A Level

Up Learn – A Level physics (AQA) – THERMAL PHYSICS

Latent heat is the energy transferred during a change of state without changing the temperature.

 

Transcript

Lesson overview

Heat and Temperature

  1. The Coldest Place in the Universe
  2. Thermal Equilibrium
  3. Heating and Kinetic Energy
  4. What is Temperature?
  5. Defining Temperature
  6. Temperature Scales
  7. The Kelvin Scale
  8. Degrees Celsius to Kelvin

Internal Energy

  1. Ice to Water Vapour
  2. States of Matter
  3. Intermolecular Forces
  4. Forces or Bonds? – Article
  5. What is Internal Energy?
  6. Thermal Energy and Internal Energy – Article
  7. Change in Internal Energy – Energy Transfer by Heating (Part 1)
  8. Change in Internal Energy – Energy Transfer by Heating (Part 2)
  9. Change in Internal Energy – Energy Transfer by Work
  10. Change in Internal Energy – Heating and Work
  11. ΔU = Q + W – Article
  12. Constant Internal Energy

Specific Heat Capacity

  1. The Fireproof Balloon
  2. Factors Affecting Temperature Increase – Mass and Energy
  3. Factors Affecting Temperature Increase – Specific Heat Capacity
  4. Calculating Energy Required to Increase Temperature
  5. Objects in Thermal Equilibrium
  6. Worked Example – Calculating Temperature at Thermal Equilibrium
  7. Assumption of Energy Transfer
  8. Calculating c Using Gravitational Potential Energy
  9. Calculating c for a Solid using Electrical Energy
  10. Calculating c for a Liquid using Electrical Energy
  11. Calculating c Using Continuous Flow 1
  12. Calculating c Using Continuous Flow 2

Changing State

  1. Changing State – Introduction
  2. Latent Heat
  3. Specific Latent Heat
  4. Calculating Energy Required for a Change of State
  5. Changing Temperature and State – Worked Example