Thread
:
Everyday science paper 2013
View Single Post
#
8
Monday, February 25, 2013
Roqayyah
Senior Member
Join Date: Oct 2011
Location: Sargodha
Posts: 231
Thanks: 215
Thanked 189 Times in 102 Posts
beta particles are electrons
option b is correct
Roqayyah
View Public Profile
Find all posts by Roqayyah