Apackage is dropped from a hovering helicopter.

if it takes 15.0s before the package strikes the ground, how high above the ground was the package when it was released? (neglect air resistance and weight if the package)

You have a pick-up truck that weighed 4,000 pounds when it was new. you are modifying it to increase its ground clearance. when you are finished

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false

Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate