Which are examples of convection currents? Select three options.
marshmallows toasting over a...
Biology, 06.05.2020 20:28 perezanthony2403
Which are examples of convection currents? Select three options.
marshmallows toasting over a campfire
a pot being heated by an electric burner
rice moving in a pot of water that is being heated
a radiator that emits warm air and draws in cool air
a hot air balloon rising and falling in the atmosphere
Answers: 2
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In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -
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