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Heat vs. Temperature Heat - the total energy of molecular motion Temperature - a measure of the average energy of molecular motion in a substance.

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Presentation on theme: "Heat vs. Temperature Heat - the total energy of molecular motion Temperature - a measure of the average energy of molecular motion in a substance."— Presentation transcript:

1 Heat vs. Temperature Heat - the total energy of molecular motion Temperature - a measure of the average energy of molecular motion in a substance

2 Law of Conservation How does energy transfer?

3 Types of Heat Transfer Heat is the transfer of thermal energy from an object with a higher temperature to an object with a lower temperature. (Hot  Cold )

4 CONDUCTION Transfer of thermal energy between two objects that are touching.

5 Examples of Conduction Eating a popsicle Eating a popsicle Waffle maker Waffle maker Touching a light bulb Touching a light bulb

6 RADIATION Transfer of thermal energy between two objects that are not touching. Transfer of thermal energy by electromagnetic waves.

7 Examples of Radiation Sunlight Sunlight Tanning beds Tanning beds Heat lamp Heat lamp Fire Fire

8 CONVECTION Transfer of thermal energy by circular currents in gases and liquids of differing temperatures.

9 Examples of Convection Currents in the Earth’s mantle Currents in the Earth’s mantle Liquid in a lava lamp Liquid in a lava lamp Wind currents Wind currents

10 Pancake Heat Transfer Diagram

11 Lava Lamp Heat Transfer Diagram

12 Candle Warmer Energy Conversion and Heat Transfer Diagram

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