Answer:
It should be A. Disturbance that travels through a medium or space, transmitting energy from one point to another.
I hope this helped you :)
32,100 Millimeters
3,210 Centimeters
3.21 Decameters
Hope It Helps
Pounds
If you are talking about the unit of measurement for weight is that of force it would be Newtons.
Na is in the first column on the periodic table so therefore it would have 1 valence electron
D 1
