A metal bar magnet has a magnetic field in the region of space around it. The magnetic field is due to *
magnetic monopoles embedded in the metal.
a hidden voltage source in the metal.
the motion of the charged particles in the metal.
an electric current that runs along the length of the magnet.

Chemistry worksheet - i am not sure what they are asking for exactly?

All forces cause motion? true or false

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space