The Venn diagram compares protons with electrons. Which shared property belongs in the region marked "B”?

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

In an experiment, how can i change human errors? be specific.

The largest observatory complex in the world is on mauna kea, the tallest mountain on earth. what are some factors astronomers consider when selecting an observatory site? don’t forget practical ones. should astronomers, for example, consider building an observatory on denali (mount mckinley) or mount everest?