B. Most species that have lived on earth are now extinct. Ap3x
<span>Sucrose </span>is an example of a polymer separate but equal means that both races get the same thing they just dont get it at the same time.<span />
If an atom suffers from a collision, that causes an electron to jump from a lower to higher state, it is called collisional excitation
Its magnifying power is: 4X 5X 9X 20X. A 4-inch, f/5 telescope has a 1-inch eyepiece focal. Its magnifying power is 9x. This answer has been confirmed as correct and helpful.