I think it might be the third on I’m not sure completely wait on a second person
They Are Called Sound Waves.
This is what lets our ears hear "Listen" To noise
i hope this helps you
The correct choice is velocity=distance/time of v=d/t
Answer:
Natural Selection
Explanation:
In natural selection process of evolution, traits that are essential for an individual to be fit enough to survive under environmental stress become dominant.
Since the flowers are of blue or yellow color, it is essential for a bee to be able enough to perceive the blue and yellow color. Hence, the eyes of bee with time have evolved to perceive these two color so that they can pollinate flower.
"The rotating part of the microscope at the bottom of the body tube; it holds the objectives." -utahscience.oremjr.alpine.k12.ut.us
