Answer:
cools as it rises, then sinks back down
Explanation:
The movement of air is a convection current. Convection currents occur when warm air rises, cools down, and sinks due to gained density, replacing the warm air closer to the ground, creating a cycle.
817.567 mm hg the answer for number 2
Yes it is ========== covalent bond
(also called Observational Error) is the difference between a measured quantity and its true value. It includes random error
