A song is playing on a radio. Which of the following best
describes the transformation of energy?
1: Electrical energy is changed to sound energy
2: Electrical energy is changed to light energy
3: Sound is changed into electrical energy
4: Sound is changed into light energy

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?

What is the stall speed at sea level of an airplane that weights 10000 lbs., has a wing area of 300ft^2, and a maximum lift coefficient of 1.4? what is the stall speed if flaps that double cl,max are applied?

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter