What is the least important element of a wind vane

if the thermos has a vacuum innner, then heat through conv currents and conduction are reduced = vacuum flask

so easy. just google the electromagnetic waves and it’ll pop up.

conduction, convection, radiation

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.