Density is the amount of mass in a certain
.

Air
results from a column of air pushing on an area.

A measure of how tightly air molecules are packed together is called


Answer :

Answer:

Density is the mass of an object divided by its volume. Density often has units of grams per cubic centimeter (g/cm3). Remember, grams is a mass and cubic centimeters is a volume (the same volume as 1 milliliter).19-Jun-2020

Answer:

Density is the amount of mass in a certain column✔ volume.Air ✔ pressure mass results from a column of air pushing on an area.A measure of how tightly air molecules are packed together is called weight✔ density.

Explanation:  

volume, pressure, density just took the question.