WHICH OF THESE ARE NOT MECHANICAL WAVES AND CAN BE USED TO SEND A SIGNALS TO SATELLITES ORBITING THE EARTH? A. SOUND WAVES
B. RADIO WAVES
C. BOTH SOUND WAVES AND RADIO WAVES
D. NEITHER SOUND WAVES OR RADIO WAVES
IF ANYONE I KNOW SEES THIS I WAS NEVER HERE

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

Aforce of 8,480 n is applied to a cart to accelerate it at a rate of 26.5 m/s2. what is the mass of the cart?

What energy transformations occur each time the skateboarder rolls up the ramp?