A barometer is a device used for the measurement of air pressure
Indicate whether the statement is true or false
TRUE
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What are some possible influences of ocean currents on glaciation?
A) Cold currents can cool the land, allowing glaciers to form if there is sufficient precipitation. B) Cold currents can inhibit the growth of glaciers because they put less moisture into the atmosphere. C) Warm currents can warm parts of continents, inhibiting glaciation. D) Warm currents bring warm moist air that can increase precipitation and snowfall if the temperature is cold enough. E) All of these are correct.
Airplanes are struck by lightning
A) frequently. B) only during clear-sky flights. C) only during high altitude flights. D) only during takeoff and landing.
Lake Springfield in the city of Springfield, Illinois, is a busy place where people swim and fish. The lake also supplies drinking water for Springfield residents and cooling water to a nearby coal-fired power plant
Beautiful homes surround most of the lake. Over the past 15 years, the bacterium Leptospira, commonly found in agricultural animal waste, has been detected in this lake water, and some people have become sick. The contamination of the lake by Leptospira may best be prevented by A) better control of agricultural nonpoint source pollution of the lake. B) doubling the amount of fluoride added to the city's public water supply. C) restricting swimming in the lake to only weekends. D) requiring the power company to find another source for its cooling water.
Which of the following is likely to occur if the gradient of a stream increases? (Assume that the discharge and sediment load remain unchanged.)
A) The stream will begin to deposit more of its load. B) The amount of bed load transport will decrease. C) The stream will begin to erode its channel and/or its banks. D) The amount of aggradation in the channel will increase.