Solar cookers could replace ________ as an affordable source of energy in rural villages in third world countries
A) natural gas
B) nuclear power
C) fusion power
D) fire wood
D
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A sea or land breeze is caused by temperature differences
a. true b. false
A coral is a type of ________ that secretes ________ to form an organic rock home
A) algae; silica B) polyp; silica C) algae; calcium carbonate D) polyp; calcium carbonate E) algae; carbon dioxide
Continental polar (cP) and continental Arctic (cA) air masses
a. ?both originate over polar oceans. b. ?form in summer only. c. ?originate over the ice- and snow-covered regions of the Arctic, northern Canada, and Alaska where long, clear nights allow for strong radiational cooling of the surface. d. ?bring strong thunderstorms. e. ?produce wet weather and temperatures around the freezing point.
The Earth is a Goldilocks planet.
a. true b. false