Question

Which of the following types of radiation has no mass and no charge?

A. alpha

B. beta

C. gamma

D. positron

Answer 1

alpha is 2 protons + 2 neutrons
beta is 1 electron
gamma is electromagnetic wave (light)
positron is 1 anti-electron

Answer 2

Anti-electron meaning no electron?

Answer 3

meaning the reverse of an electron :)
(electron has negative charge, so positron has positive charge)

Answer 4

Ooooh so they all have some form of a charge besides Gamma? o.o

Answer 5

yep :D

Answer 6

Thank you sweetheart <3

Answer 7

no problem :)