Which correctly lists the three elements that geologists measure to determine the age of an organism's remains ? O argon, nitrogen, and carbon-12
O carbon-14, nitrogen, and carbon-12
O nitrogen, potassium, and carbon-14
O carbon-12, potassium, and argon

Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c.vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas

What can happen to an atoms electrons when an electric current is passed through the atom?