Answer:
-heat
Explanation:
Radiation happens when heat moves as energy waves, called infrared waves, directly from its source to something else. This is how the heat from the Sun gets to Earth. In fact, all hot things radiate heat to cooler things. When the heat waves hits the cooler thing, they make the molecules of the cooler object speed up.
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An oxbow lake. An oxbow lake forms when the meander of a river is cut off from the main channel
Any change in allele frequencies in a gene pool is a mutation
