B13 Air and its properties

32 feasible experiments.

• Atmosphere
• Air exists
• Air composition
• Absolute and relative humidity
• Air is impenetrable
• Air is elastic
• Air pressure
• Pascal principle
• Compressed air and rarefied air
• Air temperature
• When the air warms up
• Winds
• How winds are used
• Air has a weight
• Atmospheric pressure
• Some applications of atmospheric pressure
• Barometers
• When the air is moving
• Air to fly
• Air brakes the fall
• Air for life
• Air pollution
• Greenhouse effect
• Consequences of the greenhouse effect