It is beacuse the ions in the melted or aqueous ionic compound is mobile and can freely move through the fluid and conduct electricity.
It was the element of aluminium where they predict their properties <span />
Answer: The box is moving downward with increasing speed.
Explanation:
The correct answer is A. T<span>rapping of heat by water vapor and gases in the atmospere. The sun gives off short-wave radiation, which is then absorbed by the atmosphere, which keeps us nice and cozy here on Earth! </span>