HELP ASAP Define friction. When you are pushing a box across the floor and it is moving to the left, in which direction is friction being applied.

the resistance that one surface or object encounters when moving over another.

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.