If a 1-foot chord model of the plate is tested in the wind tunnel, what reynolds number must be attained to ensure that the model data applies to the full-scale plate

a lot of it means it can be "burned" for energy and sold at one price. if it is scarce, the price will go up

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.