A proton has a charge.
a. positive
b negative
c neutral

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

Which description best characterizes the motion of particles in a solid?

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.