Class Notes (885,372)
CA (530,043)
UTSG (45,510)
BIO (2,257)
BIO220H1 (250)
Lecture 19

Lecture 19 Notes

7 Pages

Course Code
James Thomson

This preview shows pages 1 and half of page 2. Sign up to view the full 7 pages of the document.

Loved by over 2.2 million students

Over 90% improved by at least one letter grade.

Leah — University of Toronto

OneClass has been such a huge help in my studies at UofT especially since I am a transfer student. OneClass is the study buddy I never had before and definitely gives me the extra push to get from a B to an A!

Leah — University of Toronto
Saarim — University of Michigan

Balancing social life With academics can be difficult, that is why I'm so glad that OneClass is out there where I can find the top notes for all of my classes. Now I can be the all-star student I want to be.

Saarim — University of Michigan
Jenna — University of Wisconsin

As a college student living on a college budget, I love how easy it is to earn gift cards just by submitting my notes.

Jenna — University of Wisconsin
Anne — University of California

OneClass has allowed me to catch up with my most difficult course! #lifesaver

Anne — University of California
Lecture 19 Biogeochemical Cycles Slide 1Manhattan Projectsecond largest military venture in the world up to that time big project in WW2 that resulted in the atomic bombLargest military ventureBoeing B29 long distance bomber project to deliver the atom bomb in JapanSlide 2US went from atomic bomb to hydrogen bomb more powerful b29 to b36 biggerCould make guesses about where the compounds would gooHot Strontium is beside Calcium on the periodic table so it would probably go with our bone just like Calcium Slide 3What happens if we put a strong gamma emitter Cs137 in the middle of a forestoKilled the forest outward in concentric circles and all the vegetation died didnt even rot because there were no microbes there to break it downOak and Pine trees were the most sensitiveSlide 4You can introduce an unstable radioactive isotope into an ecosystem and trace tiny quantities of it to various sourcesnot done anymoreSlide 5Potassium behaves like phosphorusSlide 6Elements arent created or destroyed but they do change chemical form Poolthe format in which the element sits in for a whileFluxway in which the element moves from one pool to another Slide 7
More Less
Unlock Document
Subscribers Only

Only pages 1 and half of page 2 are available for preview. Some parts have been intentionally blurred.

Unlock Document
Subscribers Only
You're Reading a Preview

Unlock to view full version

Unlock Document
Subscribers Only

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.