In metallic bonds, the mobile electrons surrounding the positive ions are called a(n)

If the water vapor content stays the same and the temperature drops, then the relative humidity increases. its vise versa.if the water vapor content stats the same and the temperature rises, the relative humidity decreases. so, yes, i'd say that temperature and humidity have a strong relationship.

The gas would begin to expand, and eventually the can would burst or explode.

The flowers in a flower arrangement are actually alive