A physics book slides off a horizontal table top with a speed of 1.10 m/s. It strikes the floor in 0.350 s. Find:
A. the height of the table above the floor.
B. the horizontal distance from the edge of the table to the point where the book
strikes the floor.

i don't know that i agree with that but what's the question ?

no

sodium is solid at rt

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.