The current in a stream runs at 5 miles per hour. if a boat can go 15 miles per hour on still water, how fast can the boat go downstream? upstream?

i dont know but

explanation:

whoever your teacher is, deserves a raise for using pokemon as an example

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.