Calculate the weight of all the air in a classroom with the dimensions of 9 m by 10 m by 3m.Assume the density of air to be approximately 
.Express your answers in both Newton and pound force.
Definitions:
Temperature-Pressure History
The record of variations in temperature and pressure that a geological body has experienced over time, crucial for understanding metamorphic processes and the conditions of mineral formation.
Shortened
The term shortened in a geological sense refers to a reduction in the horizontal extent of the Earth's crust, often resulting from tectonic processes such as mountain building (orogeny).
Vertical Direction
An orientation that is perpendicular to the horizon, pointing up or down from the observer's perspective.
Horizontal Direction
Pertains to anything oriented or moving left to right or parallel to the horizon, opposite of vertical.
Q3: Which of the following terms refers to
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