What would be the result of the following code? ages = {'aaron' : 6, 'kelly' : 3, 'abigail' : 1 } value = ages['brianna']

The graph shows median weekly earnings for full-time workers according to education level. which can you not conclude?

Scientists have changed the model of the atom as they have gathered new evidence. one of the atomic models is shown below. what experimental evidence led to the development of this atomic model from the one before it? 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.

Into what form does the barcode reader convert individual bar patterns?