130 likes | 632 Views
Properties of Air. EQ. What are the properties of air?. Air Pressure. Air pressure is the result of the weight of a column of air pushing down on an area. The molecules push out in all directions – up, down, sideways. Experiment 1. Barometer. Air pressure is measured using a barometer.
E N D
EQ What are the properties of air?
Air Pressure • Air pressure is the result of the weight of a column of air pushing down on an area. • The molecules push out in all directions– up, down, sideways. • Experiment 1
Barometer • Air pressure is measured using a barometer.
Altitude • Altitude is the distance above sea level. • Air pressure decreases as altitude increases.
Mass • Air has mass, or weight. • Experiment 2