There is a scientific consensus that climate change is occurring, and many believe that human factors are contributing to it. What is the greenhouse gas most commonly associated with the burning of fossil fuels?
A) carbon dioxide (CO2)
B) dihydrogen oxide (H2O)
C) dioxin (C4H4O2)
D) nitrous oxide (NO2)
E) sulfuric oxides (SO3 and SO4)
A
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Why can volcanic rocks occasionally contain fossils?
A) Lava does not melt bones. B) Volcanic ash, if builds quickly enough, can preserve the remains of organisms. C) Magma cools so quickly that fossils get trapped inside. D) Organisms were often attracted to volcanoes and fell inside them by accident.
Describe the characteristics of Northern Hemisphere jet streams
What will be an ideal response?
Dust storms are caused by natural conditions, which are not affected by human activity
a. True b. False
A(n) ____________________ is a sharp, often pyramidal peak created by headward erosion of multiple alpine glaciers
Fill in the blank(s) with correct word