Jessica is studying star constellations in the night sky. One evening she observes the constellation Ursa Major to the North. Another evening she cannot find it at all. All of the following reasons can explain this EXCEPT.

There is no graph to look at on here, but i shall explain them to you. a line graph is just in its title it’s a graph with a line running through the dots to show an increase or decrease. a bar graph is used to show how much or how little something is so a comparison. a scatter plot is used to graph points to tell the data. and i don’t know what a histogram is.

Answer sample (c); // would be best because the percentage of the energy in an incident wave that remains in a reflected wave from this material is the smallest;