Increasing the amount of current flowing through a wire strengthens what?
magnetic field
electromagnetism
solenoid
O polarity

Which of the following is a compound? a. carbon b. oxygen c. hydrogen d. water

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

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?