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50 questions
What is the definition of CONVECTION
When heat transfers through the heater or AC in your house.
When heat transfers from objects that are touching.
a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
Which of the following is an example of convection?
A hair dryer is drying up your hair.
The ocean currents moving away and towards the equator
When a car engine turns hot after being turned on.
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