<span>C. As a metal comb is held near an object with a negative charge, the comb becomes charged.
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They all end with suffix "-ide"
In short, Your Answer would be Option C
Hope this helps!
Answer
given,
Radius of sphere = 6.38 × 10⁶ m
time = 1 day = 86400 s



a) at equator


v = 464 m/s
acceleration of the person



b) at a latitude of 61.0 ° north of the equator.






acceleration of the person



The energy of a single photon is given by

where

is the Planck constant
f is the frequency of the wave (of the photon)
In our problem, the radio wave has a frequency of

, so if we put this value into the previous formula, we can find the energy of a single photon of this electromagnetic wave: