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what are two forms of radiation
energy from the sun to the earth, or, energy from a flame to a person
what is an example of conduction
a spoon in a mug of hot chocolate, or the ground heating the air above it
if a pot of water is no longer heated, when will the convection currents stop flowing?
when the water in the pot is the same temperature throughout
what are convection currents and what causes them?
the flow or transfer or of heat within a fluid (gas & liquid). a difference in density and temperature
true or false? the movement of energy from a warmer object to a cooler object is called heat transfer
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