What does the following element description actually mean? hydrogen-2
A) a hydrogen with one neutron and one proton
B) a hydrogen with two neutrons
C) a hydrogen with two protons
D) a molecule of hydrogen gas
E) two hydrogen atoms
A
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To decrease exposure to second hand smoke, the EPA recommended that
A. all cigarette sales should have a $4 tax added. B. children should not be allowed to purchase cigarettes. C. people not smoke in restaurants or bars. D. people not smoke in their homes or near children.
What current is associated with upwelling?
a. countercurrents b. eastern boundary currents c. western boundary currents d. warm-water currents e. transverse currents
Sustainable development is often defined as "meeting the needs of current generations without compromising the ability of future generations to meet theirs." Sustainable development is much like:
A. ecocentrism. B. conservationism. C. environmental pragmatism. D. preservationism.
Exponential growth occurs when the amount added over successive time periods
A. increases then rapidly decreases. B. increases. C. decreases. D. stays the same.