Instructions: Choose one answer from each pair of selections. Because wintertime Atlantic maritime polar air masses travel only a short distance over water, they usually are much WARMER | COLDER than their Pacific counterparts
COLDER
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At the end of 1/2 second, a skydiver freely falling from rest has a speed of
A. 10 m/s. B. more than 10 m/s. C. 1 m/s. D. 5 m/s.
Technically speaking, when water is consumed, it
A. Is no longer suitable for any other purpose B. Is available for other uses C. Is no longer available for other purposes D. Is lost to evaporation or leakage E. Has been used
The major difference between floods in humid regions and in dry regions is ________
A) in dry regions, flooding is a very slow process because there is less water B) in dry regions, flooding is a very fast process because there are fewer plants C) in dry regions, flooding lasts only a short time because the water is immediately soaked up by the dry desert soil. D) in dry regions, flooding lasts much longer than in humid regions because the water cannot soak into the baked desert soil.
Older people are at increased risk for heat-related illnesses because:
A) they are more likely to have chronic medical conditions that interfere with normal heat regulation. B) they have proportionately higher metabolic heat production when compared to younger adults. C) they are often taking beta adrenergic agonists, which can lessen a tachycardic response to heat. D) they acclimatize more rapidly than younger adults, which results in faster heat production.