Answer:
d
Explanation:
the farther you are from the equater the dolder it is.
The hallogens chloride with br
0.4 g/ml.............................
Answer:
Relative motion of source and observer.
Explanation:
Doppler Effect : It is the change in the observed frequency of the wave due to<em><u> relative motion of the source and object </u></em>.
Ever heard of this thing called... RESEARCH!? You might want to try it buddy. Sayounara.