Which factor(s) will most influence the depth of deep-ocean trenches?
A) Compressive force
B) Rate of convection
C) Density and composition of the mantle beneath
D) Temperature and density of the plate
Answer: D
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The photochemical reactions responsible for photochemical smog produce
A) carbon dioxide. B) carbon monoxide. C) ozone and peroxyacetyl nitrates (PAN). D) principally sulfur dioxides. E) particulates such as dust, dirt, soot, and ash.
As the temperature of a parcel of air increases, its ability to hold water vapor ____
a. increases b. decreases c. remains constant d. increases then decreases
How might the concept of sustainability differ for a city or town in India or China compared to a U.S. city? Browse the Internet to see what you can learn about sustainability programs in other cities
What will be an ideal response?
Explain why today's developing societies have moved in the recent past from Stage One to Stage Two of the demographic transition
What will be an ideal response?