A supercell storm is:
a. a thunderstorm that produces several tornadoes
b. a thunderstorm that produces a category F-5 tornado
c. a thunderstorm with an extremely large downburst
d. an enormous thunderstorm that lasts for several hours
d
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Dew PointFor the following questions refer to the temperature and dew point data in the following cities: CityAir Temperature (ºC)Dew Point (ºC)City A3524City B-12-12City C-1-6City D106Ignoring the contributions of wind, which of the following statements explains why a baseball can be expected to travel farther in warm, humid air?
A. Water vapour helps to lift the baseball even higher. B. Water vapour is less dense than dry air. C. Water vapour reduces the weight of the ball. D. Water vapour sticks to baseballs.
Factors that affect the appearance of a shoreline include
A) the hardness of bedrock along the coast. B) climate and vegetation. C) whether sea level has risen or fallen relative to the coast. D) All of these are correct.
The isotope lithium-7 has a mass of 7.0160 atomic mass units, and the isotope lithium-6 has a mass of 6.0151 atomic mass units. Given the information that 92.58 percent of all lithium atoms found in nature are lithium-7 and 7
42 percent are lithium-6, calculate the atomic mass of lithium, Li (atomic number 3). A) 7.0160 amu B) 6.942 amu C) 6.495 amu D) 13.031 amu
Hardened soils that have minimal infiltration and aeration may form cryptogamic crusts
A) consisting of algae, lichens, and mosses that stabilize the soil surface. B) consisting of algae, lichens, and mosses that continue to erode the soil surface. C) characterized by large stones and gravel called desert pavement. D) representing accumulations of salts that prevent plant and fungal growth at the soil surface.