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Heat

Published on Nov 19, 2015

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PRESENTATION OUTLINE

1.

HEAT

  • Heat: the total kinetic energy of molecules in an object
  • Heat Transfer - moves from hot to cold and it moves in three ways
  • Conduction: transfer of heat through touching objects
  • Convection: transfer of heat through fluids (liquids & gases)
  • Radiation: transfer of heat through waves or rays
2.

EXAMPLES OF CONDUCTION

EXAMPLE #1: A PANCAKE HEATING UP INSIDE OF A PAN
3.

CONDUCTION

EXAMPLE #2: TOUCHING A HOT STOVE
4.

EXAMPLES OF CONVECTION

EXAMPLE #1: A POT OF BOILING WATER
5.

CONVECTION

EXAMPLE #2: BLOW DRYING YOUR HAIR (DIRECT HEAT)
6.

EXAMPLES OF RADIATION

EXAMPLE #1: HEATING UP FOOD IN A MICROWAVE
7.

RADIATION

EXAMPLE #2: GETTING A SUN TAN FROM THE SUN

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