clear
Search
Login
Sign Up
Stalin M
's Polls
physics
Radiocarbon is produced in the atmosphere as a result of
A. collision between fast neutrons and nitrogen nuclei present in the atmospher
0 votes (0%)
A. collision between fast neutrons and nitrogen nuclei present in the atmospher
B. action of ultraviolet light from the sun on atmospheric oxygen
1 vote (100%)
B. action of ultraviolet light from the sun on atmospheric oxygen
C. action of solar radiations particularly cosmic rays on carbon dioxide presen
0 votes (0%)
C. action of solar radiations particularly cosmic rays on carbon dioxide presen
D. lightning discharge in atmosphere
0 votes (0%)
D. lightning discharge in atmosphere
Show Results
|
Share
|
Report
|
1 vote
| 109 views
(200 symbols max)
Wolmal
(256 symbols max)
Share with LinkedIn
Share