The combustion of coal and oil is a major source of which greenhouse gas?
A) methane B) ozone C) CFCs D) carbon dioxide
D
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One of the cultural preferences driving couples to continue having children in India is
a. the preference for female children b. the desire to have both male and female children c. the preference for male children d. the perceived need for children to care for them in old age e. more than one of these answers
What is being depicted by this figure?
A) Continental collision
B) Continent-continent convergence
C) Early stages of seafloor spreading
D) Early stages of subduction
E) A boundary that is mostly a transform fault
According to FEMA, about what percent of all declared emergencies are somehw related to weather?
________ streams flow year-round, fed by snowmelt, rainfall, groundwater, or a combination thereof
A) Permanent B) Ephemeral C) Intermittent D) Perennial