You're driving your car at a constant speed in a straight line which of the following can be used to cause your car to experience a centripetal acceleration A)brake pedal
B) steering wheel
C)gas pedal
D)All of the above

Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

Two positive charges are equal. which has more electric potential energy?