Which of the following has the largest momentum relative to the earth?

A) a tightrope walker crossing Niagara Falls
B) a pickup truck speeding along a highway
C) a Mack truck parked in a parking lot
D) the Science building on campus
E) a dog running down the street


B

Environmental & Atmospheric Sciences

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Which of the following is associated with cells in an isotonic solution?

A) crenation B) hemolysis C) reverse osmosis D) none of these

Environmental & Atmospheric Sciences

According to the global air circulation model in the figure on the previous slide, air tends to:

Environmental & Atmospheric Sciences

An agricultural drought is usually defined by:

A) a deficit of soil moisture. B) reduction in surface and subsurface water supplies. C) rainfall totals that are below normal values. D) three weeks or more without measurable precipitation.

Environmental & Atmospheric Sciences

Suppose a new element named questinium has two isotopes. These isotopes are Qu-297 (40.30%, 296.78 amu) and Qu-301 (59.70%, 300.88 amu). What is the atomic weight of questinium, reported to the correct number of significant digits?

A) 299 amu B) 299.0 amu C) 299.2 amu D) 299.23 amu

Environmental & Atmospheric Sciences