Two neutral materials are rubbed together and there is a transfer of electrical charge from one material to the other. The net electrical charge for the system
(2 points)
0
increases as electrons are transferred
u
increases as protons are transferred
o
remains constant as electrons are transferred
remains constant as protons are transferred

absorption lines are where light has been absorbed by the atom thus you see a dip in the spectrum whereas.

emission spectra have spikes in the spectra due to atoms releasing photons at those wavelengths.

explanation:

dang that balls went far

root word, prefixes, and suffixes

find the sum of the two horizontal vectors and the sum of the two vertical vectors

isoceles right angled triangle