Ex II. For each of the following situations, state whether work is done. (/4)
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Some weights are held stationary 10 cm above the ground

Bone-strengthening physical activity done increases bone-mineral content and bone density in youth.

Why should seat belts not be mandatory quick plz

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