Would carbon-14 or uranium 235 be better to use in dating a fossil from precambrian

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity