During winter, which winds deliver cold air that enters north carolina? (why)

a. northeast trade winds
b. southeast trade winds
c. prevailing westerlies
d. polar westerlies

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

Are the results of a thoroughly tested hypothesis?

Which element below could be and isotope of this atom