The speed of a nerve impulse in the human body is about 100 m/s. if you accidentally stub your toe in the dark, estimate the time it takes the nerve impulse to travel to your brain.

problem is worked out down below in an attachment

the plateau is likely to turn into a desert do to corrosion.

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.