stable equilibrium unstable. neutral equilibrium

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Stable Equilibrium Unstable

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Page 1: Stable Equilibrium Unstable. Neutral Equilibrium

Stable Equilibrium

Unstable

Page 2: Stable Equilibrium Unstable. Neutral Equilibrium

Neutral Equilibrium

Page 3: Stable Equilibrium Unstable. Neutral Equilibrium

?_________ ? Equilibrium

Page 4: Stable Equilibrium Unstable. Neutral Equilibrium

? ______ ? Equilibrium

Page 5: Stable Equilibrium Unstable. Neutral Equilibrium

Adiabatic cooling

Adiabatic warming

Unsaturated Air

Page 6: Stable Equilibrium Unstable. Neutral Equilibrium

Adiabatic cooling

Adiabatic warming

Saturated Air(on the way up)

30 oC

24 oC

18 oC 18 oC

28 oC

38 oC

Page 7: Stable Equilibrium Unstable. Neutral Equilibrium

Stable Atmosphere

Lifted, unsaturated air at each level is colder and heavier than the air around it. If given the chance the parcel would return to its original position

Dryair

Page 8: Stable Equilibrium Unstable. Neutral Equilibrium

Stable AtmosphereMoistair

Page 9: Stable Equilibrium Unstable. Neutral Equilibrium

Unstable AtmosphereDryair

Page 10: Stable Equilibrium Unstable. Neutral Equilibrium

Unstable AtmosphereMoist Airair

Page 11: Stable Equilibrium Unstable. Neutral Equilibrium

Stable AtmosphereDryair

Page 12: Stable Equilibrium Unstable. Neutral Equilibrium

Unstable AtmosphereMoistair

Page 13: Stable Equilibrium Unstable. Neutral Equilibrium
Page 14: Stable Equilibrium Unstable. Neutral Equilibrium
Page 15: Stable Equilibrium Unstable. Neutral Equilibrium

Making the air more stable

Warm the air above Cool the air below Do Both

Page 16: Stable Equilibrium Unstable. Neutral Equilibrium

Making the air more unstable

cool the air above warm the air below Do Both

Page 17: Stable Equilibrium Unstable. Neutral Equilibrium

Subsidence Inversion (creating a stable environment through sinking air)

+4.6 km = + 46 °C

+4.2 km = + 42 °C

Page 18: Stable Equilibrium Unstable. Neutral Equilibrium

More or Less Stable?

Page 19: Stable Equilibrium Unstable. Neutral Equilibrium

Convective instability (creating an unstable environment through rising air)

Page 20: Stable Equilibrium Unstable. Neutral Equilibrium
Page 21: Stable Equilibrium Unstable. Neutral Equilibrium