Two satellites a and b of the same mass are orbiting earth. The distance of satellite b from earth’s center is twice that of satellite a. What is the ratio of the speed of a to that of b?.

What percentage of the earth's water is available for use by living things?

Why should children should be allowed to vote at elections? explain

Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standard deviation of 6 cm. using the empirical rule, what is the approximate percentage of the men between the following values? a. 159 cm and 195 cm b. 165 cm and 189 cm a. 89% of the men are between 159 cm and 195 cm. (round to one decimal place as needed.) b. 89% of the men are between 165 cm and 189 cm. (round to one decimal place as needed.)