Based on the image shown, the ration of the ratio of the thickness of Earth's outer core to its inner core is closest to. A. 1:1.

B. 1:2.

C. 2:1.

D. 3:2.

What is one energy transformation that is taking place in the photo? radiant energy to thermal energy thermal energy to nuclear energy chemical energy to thermal energy radiant energy to chemical energy

What is the difference between how ionic and covalent bonds form

Modern sea star larvae resemble some primitive vertebrate larvae. this similarity may suggest that primitive vertebrates