Determine the isotopes of uranium and thorium, Biology

Assignment Help:

Does radioactive dating with isotopes of uranium and thorium provide an estimate of the starting, middle, or end of the period of Earth's formation? Explain your answer

No, this method estimates the age of the oldest un-melted surface rocks on Earth. As the surface of Earth probably melted many times as the planet was produced, the Earth should be older than these rocks.

 


Related Discussions:- Determine the isotopes of uranium and thorium

Explain reproduction rates variation in bacterial gene, Antibiotic resistan...

Antibiotic resistance is the result of natural selection mutations, the only source of new genetic information available for bacteria. Rapid reproduction rates variation in bacteri

What is plaque, What is plaque? Plaque is a film over the teeth and hav...

What is plaque? Plaque is a film over the teeth and having of saliva, mucus, bacteria and the substances they produce. It may also have mineral salts of calcium and magnesium.

Determine the excitation threshold concerning neurons, How different are th...

How different are the concepts of action potential, resting potential and excitation threshold concerning neurons? Action potential is the maximum positive voltage level achiev

What are the constituent elements of the blood, Q What are the constituent ...

Q What are the constituent elements of the blood? The blood is made of a liquid and a cellular part the fluid part is called as plasma and in it there are several substances li

#title., 15 character of protozoa

15 character of protozoa

Homeostasis, negative and positive feedback

negative and positive feedback

What is lymphatic system in human biology, What is Lymphatic System in huma...

What is Lymphatic System in human biology? The lymphatic system maintains fluid balance and serves in protecting the body from disease. The primary organs of the lymphatic syst

Molecules diffuse down their concentration gradient, If molecules diffuse d...

If molecules diffuse down their concentration gradient and achieve equal concentration throughout a container or cell, does all movement stop? Explain your answer.

Slim mold, what is the cycle of slime moldand thier structure

what is the cycle of slime moldand thier structure

ALGAE., HOW ARE THE ORIGIN AND EVOLUTION OF ALGAE..

HOW ARE THE ORIGIN AND EVOLUTION OF ALGAE..

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd