What kind of process produces manganese nodules?
a. physical sedimentation
b. hydrothermal
c. volcanogenic
d. weathering
e. chemical sedimentation
E
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Earth's lithosphere is divided into seven major plates and numerous smaller ones.
a. true b. false
Which of the following is an ethnic religion?
A) Judaism B) Islam C) Christianity D) Buddhism E) Sikhism
As we burn fossil fuels and release carbon dioxide, the temperature of our planet and the oceans will increase. When the oceans warm they will release more carbon dioxide, further warming the planet and oceans
If this occurs rapidly and causes a sudden rise in temperature, a(n) ________ has been crossed and that the planet has moved into a state of ________. A) input level; equilibrium B) input level; disequilibrium C) threshold; equilibrium D) threshold; disequilibrium
All of the following are true regarding sunspot activity except
A) solar flares are more common with maximum sunspot activity. B) the Little Ice Age occurred when there was a minimum of sunspot activity. C) there is, on average, an 11-year cycle for sunspot cycles. D) more sunspot activity means less overall energy emitted from the sun.