What is air pressure, and how does it vary with temperature? What will be an ideal response?
Air pressure is the density of air exerted on its surroundings. When air is heated, it expands and rises,
reducing its mass for a given volume and causing a decrease in air pressure. When air is cooled, it
contracts, and air pressure increases
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The "group of 10" environmental organizations are most useful in
A. Inspiring individual direct actions by at least half of all members B. Spearheading truly radical environmental change C. Having strong, respected, and organized influence on national environmental policy setting D. Inspiring individual direct actions by all members E. Initiating student environmental activism on local environmental issues
Evaporation is a cooling process because
A) heat is radiated during the process. B) of conduction and convection. C) the more energetic molecules are able to escape the liquid. D) the temperature of the remaining liquid decreases. E) none of the above
List five types of state shapes
What will be an ideal response?
A combination of related parts that interact in an organized fashion is a(n) ____________________. Fill in the blank(s) with the appropriate word(s)