Afossil’s age can be found using all of the following methods except: a. relative dating c. physical dating b. radioactive dating d. none of the above

What is an animal that lives by preying on other animals

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic