In denver colorado the temperature changed from 30c to -27c in 3 hours . the change in the temperature was the same amount each hour .how much did the temperature change and how ?

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box