Please hurry I have 5mins left
Which pair of elements can be used to determine the age of a fossil that is over one billion years old?
A. lead, which is radioactive, and uranium, which is stable
B. carbon, which is radioactive, and nitrogen, which is stable
C. argon, which is radioactive, and lead, which is stable
D. potassium, which is radioactive, and argon, which is stable
Answers: 1
Another question on Biology
Biology, 22.06.2019 04:30
Asap brainliest will be which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.
Answers: 1
Biology, 22.06.2019 07:30
What is one way intensive agriculture can contribute to climate change? a. tree loss to agriculture increases earth's albedo b. livestock manure absorbs greenhouse gases c. large herds of livestock release greenhouse gases d. fewer trees are available to replenish petroleum stores appex
Answers: 2
Biology, 22.06.2019 10:30
Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.
Answers: 1
Biology, 22.06.2019 11:50
Approximately what wavelength of light is best absorbed by chlorophyll a
Answers: 1
You know the right answer?
Please hurry I have 5mins left
Which pair of elements can be used to determine the age of a fossil...
Questions
Mathematics, 04.08.2019 22:10
Physics, 04.08.2019 22:10
Social Studies, 04.08.2019 22:10
Biology, 04.08.2019 22:10
Social Studies, 04.08.2019 22:10
Biology, 04.08.2019 22:10
Biology, 04.08.2019 22:10
Social Studies, 04.08.2019 22:10
Biology, 04.08.2019 22:10
Business, 04.08.2019 22:10
Social Studies, 04.08.2019 22:10
History, 04.08.2019 22:10
Social Studies, 04.08.2019 22:10
