What is the velocity of an iPhone that is dropped from the roof of your house after 5.7 seconds? (Vf = at +Vi)
0.58 m/s
1.7 m/s
55.86 m/s
55.86 m/s^2

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

Acar's position in relation to time is plotted on the graph. what is the car's average velocity for segment c? a) -4 m/s b) -0.25 m/s c) 0.25 m/s d) 4 m/s

What system does a dentist chair system use? pneumatic or hydraulic system?