Question text
24 Microwaves are used to transmit television signals to and from a satellite. Which statement about microwaves is correct? A They have a longer wavelength than radio waves. B They penetrate the atmosphere without significant loss of energy. C They travel much faster than radio waves in a vacuum. D They warm the satellite and stop it freezing.
24 Microwaves are used to transmit television signals to and from a satellite.
Which statement about microwaves is correct?
A They have a longer wavelength than radio waves.
B They penetrate the atmosphere without significant loss of energy.
C They travel much faster than radio waves in a vacuum.
D They warm the satellite and stop it freezing.
Select your answer: