Answer:
Wavelength of electromagnetic wave will be 5.281 m
Explanation:
We have given frequency of electromagnetic wave is 
Velocity of electromagnetic wave is 
We have to fond the wavelength of the electromagnetic wave
We know that velocity of electromagnetic eave is given by
, here
is wavelength and f is frequency
So 
Wavelength of electromagnetic wave will be 5.281 m
Answer:
flat sole
Explanation:
the pointed heels will sink in the sand whereas the flat sole will not.
The correct answer is A: H3PO4