One electric field has twelve field lines pointing toward a center charge. Another has eight field lines pointing away from a central charge. What are the two central charges, and what is the magnitude of the first field, relative to the second?

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.

no

explanation:

no i dont know how to solve this you should probably try to google the answer