What does it mean when air is said to be in hydrostatic equilibrium?
Hydrostatic equilibrium means the upward-directed pressure gradient force is in exact balance with the downward force of gravity.
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Predation and parasitism are examples of ecological interactions that are harmful at the individual level.
Answer the following statement true (T) or false (F)
________ are examples of small solar system bodies.
A. Comets B. Moons C. Planetesimals D. Satellites
Based on a shaded relief map, which river would seem most suitable for a hydroelectric project?
A. Ganges B. Brahmaputra C. Narmada D. Indus
__________ are found beneath fair-weather cumulus (cumulus humilis) clouds, whereas
__________ are found between the clouds. a. downdrafts; updrafts b. updrafts; downdrafts c. downdrafts; only horizontal motions d. updrafts; only horizontal motions