1.5 Heat Transmission

• explain heat as used in thermal physics
• describe modes of heat transmission in matter
• demonstrate modes of heat transmission in matter
• describe applications of various modes of heat transmission in day-to-day life
• appreciate the applications of various modes of heat transmission in day-to-day life

“How is heat transmitted in solid, liquid, and gas?”

The titles are open to everyone. Reading a lesson needs an account — sign in or create one.

1. Heat and temperature
   40 min · 1 practice tasks · quiz
   Distinguish heat from temperature.
2. Internal energy and the flow of heat
   40 min · 1 practice tasks · quiz
   Explain internal energy and thermal equilibrium.
3. The three modes of heat transmission
   40 min · 1 practice tasks · quiz
   Name the three modes of heat transmission.
4. Conduction
   40 min · 1 practice tasks · quiz
   Explain conduction.
5. Conduction in metals and non-metals
   40 min · 1 practice tasks · quiz
   Compare conduction in different materials.
6. Demonstrating conduction
   40 min · 1 practice tasks · quiz
   Describe activities that show conduction.
7. Convection
   40 min · 1 practice tasks · quiz
   Explain convection.
8. Convection currents in liquids
   40 min · 1 practice tasks · quiz
   Demonstrate convection currents in a liquid.
9. Convection currents in air
   40 min · 1 practice tasks · quiz
   Describe convection currents in air.
10. Radiation
    40 min · 1 practice tasks · quiz
    Explain heat radiation.
11. Radiation and surfaces
    40 min · 1 practice tasks · quiz
    Explain how surfaces affect radiation.
12. Demonstrating radiation
    40 min · 1 practice tasks · quiz
    Describe activities that show radiation.
13. Comparing the three modes
    40 min · 1 practice tasks · quiz
    Compare conduction, convection and radiation.
14. Heat transmission in solids, liquids and gases
    40 min · 1 practice tasks · quiz
    Explain how heat is transmitted in each state.
15. Using conductors and insulators
    40 min · 1 practice tasks · quiz
    Choose materials to control heat flow.
16. Applications of heat transmission
    40 min · 1 practice tasks · quiz
    Describe daily applications of heat transmission.
17. The vacuum flask
    40 min · 1 practice tasks · quiz
    Explain how a vacuum flask keeps a liquid hot or cold.
18. Designing for heat loss and gain
    40 min · 1 practice tasks · quiz
    Design objects to control heat loss and gain.
19. Safety with heat
    40 min · 1 practice tasks · quiz
    Apply safety when working with heat.
20. Review and reflect
    40 min · 1 practice tasks · quiz
    Review heat transmission and reflect.