The attraction or repulsion of two objects is called blank force what is the blank

Use the empirical rule. the mean speed of a sample of vehicles along a stretch of highway is 70 miles per hour, with a standard deviation of 4 miles per hour. estimate the percent of vehicles whose speeds are between 66 miles per hour and 74 miles per hour. (assume the data set has a bell-shaped distribution.)

Find the volume of the ellipsoid x^2+y^2+5z^2=36.

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx