What distance (in km/h) above the earth's surface is a satellite orbiting if it is moving at 7814m/s?

This is really important 1.which of the following prefixes represents the largest value? (2 points)gigahectorkilomilli2.which of the following types of graphs is best for plotting the mean, median, and mode of data? (2 points)bar graphbox-and-whiskercircle graphstem-and-leaf

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction

Relate the real life phenomenon with each branch physics; 1; mechanics 2; heat 3; sound 4; light(optics) 5; electricity& magnetism 6; atomic physics 7; nuclear physics 8; plasma physics 9; geophysics