Answer this asap pl Radio-1 FM has a frequency of 90 MHz.
a) What is this frequency in Hz?
The velocity of light is 3 × 108 m/s.
b) What is the wavelength of the waves arriving at your aerial?

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f