Explanation:
The energy of electromagnetic radiation is given by :

Where, h is the Planck's constant
(a) A gamma ray, 
Energy,

(b) A microwave, 
Energy,

(c) A AM radio wave, 
Energy,

Therefore, this is the required solution.
It would be 20 give me bravest
Answer:
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Explanation:
a ...15 seconds×(3600 seconds hour)
Water vapor has more energy because it is a gas :)