Convection Currents Heat is always transferred from warmer substance to a cooler substance. Write down some examples of this concept:

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Presentation transcript:

Convection Currents Heat is always transferred from warmer substance to a cooler substance. Write down some examples of this concept:

Convection Currents Heat is transferred through: 1.Radiation 2.Conduction 3.Convection

Convection Currents Radiation Transfer of energy by electromagnetic waves

Convection Currents Conduction Heat transfer by direct contact of particles of matter

Convection Currents Convection Heat transfer by movement of a heated fluid.

Convection Currents Convection in the Earths Mantle Heat from the earth’s core and from the mantle itself causes the convection currents in the mantle