Of the known species of Australopithecus, the oldest is A. anamensis. Indicate whether the statement is true or false
T
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A cart is pushed to the right by a 10-N force. At the same time, a boy pushes it to the left with a 5-N force. The net force exerted on the cart is
A. 5 N to the left. B. 10 N to the left. C. 10 N to the right. D. 5 N to the right.
Cool, moist, and unstable mP air masses average 4.4 g/kg of specific humidity
Indicate whether the statement is true or false
Scientists attribute the recent rise in atmospheric concentrations of nitrous oxide (N2O) primarily to
A) automobile combustion. B) agricultural activity. C) wastewater management. D) industrial practices.
Which condition would act to prevent a buildup of pollutants near the surface?
a. light surface winds b. a strong subsidence inversion c. a large, slow-moving anticyclone d. a deep mixing layer and strong ventilation e. a shallow mixing layer