Now, We may not see exactly what we expect. What could be 3 reasons our results did not truly match up with the results of Brian Cox and the Nasa scientists? Why are we running into them?

What is the measure of a change in an objects velocity?

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th