An example of a scientific measurement when determining the period of a pendulum is 1-a list of the items required for the experiment

2-the number of seconds to perform ten oscillations

3-a second as measured by a stopwatch

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.