The 3rd one I think not really sure
The answer is <u>B.</u> <em>from carbon dioxide in the atmosphere</em>
Fossils are Remains Of Tracers Of Prehistoric Life
What do you mean by "What is a shooting star, a comet or a meteor burning in our Earth’s Atmosphere?"
edit: ohhhhh you are asking what a shooting star is...
its particles of comets or astoroids/metor enter the atmosphere at very high speeds and burn up
