heat transfers Flashcards
what are the three types of heat transfers?
conduction, convection, radiation
touching a hot coffee cup is an example of what type of heat transfer?
conduction
heating your hands on a fire is what type of heat transfer?
radiation
a lava lamp is a good demonstration of what kind of heat transfer?
convection
what is radiation?
a transfer of heat (energy) through the air without contact
what is the definition of conduction?
a transfer of energy through direct contact
what is the definition of convection?
transfer of energy by movement; circular motion of gases or liquids because of heating and cooling
name what kind of heat transfer this example is:
oven
convection
name what kind of heat transfer this example is:
friction
conduction
name what kind of heat transfer this example is:
walking on hot sand
conduction
name what kind of heat transfer this example is:
microwave
radiation
name what kind of heat transfer this example is:
meat on a grill
conduction
name what kind of heat transfer this example is:
grill
radiation
