The frequency of the radio station is

For radio waves (which are electromagnetic waves), the relationship between frequency f and wavelength

is

where c is the speed of light. Substituting the frequency of the radio station, we find the wavelength:
Answer:
áp dụng công thức í, mình thấy câu này có rắc rối gì đâu
Convection, the matter is traveling in convection currents
Answer:
98% sure the answer is A, as coal, when burning, releases thermal and light energy through the fire.
Explanation: