You got this from edg, am I correct. Well he had evidence by drawing and saw the differences between between normal finches to to the ones of Galapagos island. There were 4 different finches, two had a thick beak and two others had thin beak for small wholes where insects might be hiding. He observed the differences between the beaks.
Explanation:
The direction of energy is hot to cold. So Joey’s thermal energy is moving from him to the water with convection.
Answer: by analyzing and making inferences about them
by observing and listing facts about them
by studying and reading more about them
by inspecting them and sharing findings with other scientists