An elevator is initially moving upward at a speed of 12.00m/s. the elevator experiences a constant downward acceleration of magnitude 4.00m/s^2 for 3.00s.(a) find the magnitude and direction of the elevators final velocity. (b) how far did it move during the 3.00s interval

Alivestock company reports that the mean weight of a group of young steers is 1100 pounds with a standard deviation of 93 pounds. based on the model n(1100,93) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1300 pounds? c) between 1150 and 1250 pounds?

Apossible explanation for a set of facts that can be tested by further investigation is called

Simple machines can a. increase force only b. decrease force only c. increase or decrease force