A marble rolled across the floor at a speed of 7m/s. If it rolls for 2.5 Seconds, how far did it roll

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

talk back to him about the sport and show him your expertise or leave the room

reserve is the answer

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.