Which of the following best explains why a drum makes a sound when hit by a stick? The drum skin vibrates the air.

The drum skin gets hot and heats the air.

The sticks vibrate when they hit the drum.

The drum absorbs the sound from the air around it.

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.