Electricity flows from positive to negative
Answer:
The earths magnetic field
Explanation:
E. Nonsense longitudinal waves have all of these properties
Answer:
It consists of a bulb containing mercury attached to a glass tube of narrow diameter; the volume of mercury in the tube is much less than the volume in the bulb. ... The space above the mercury may be filled with nitrogen gas or it may be at less than atmospheric pressure, a partial vacuum.
Explanation:
