Firstly it kept trying to send me to an international site when I want Australia.
Chicago), via NASA of those two isotopes in a sample.
As we mentioned above, the carbon-14 to carbon-12 ratio in the atmosphere remains nearly constant.
It’s not absolutely constant due to several variables that affect the levels of cosmic rays reaching the atmosphere, such as the fluctuating strength of the Earth’s magnetic field, solar cycles that influence the amount of cosmic rays entering the solar system, climatic changes, and human activities.
Just use the instant messenger feature on Writie Talkie!
Remarks: #1) Bluetooth peer to peer connection is not available on i Phone 2G and 1st Gen i Pod Touch; If you don’t see other player when it’s supposed to be seen, make sure Bluetooth is turned on in the Settings application on both devices.