A disk is spinning about its center and has an angular momentum of .22 kg*m^2 /sec. If the disk has a radius of 0.35 m, and an angular speed of 0.45 rad/s. What is the mass of the disk?

current and voltage can both be different in different parts of a circuit so it matters where you place the ammeter and voltmete

magnified images possible images can be real = projected onto a screen

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.