A glass greenhouse on the south side of a building is an example of
A. An active solar heating system
B. Passive heat absorption
C. Parabolic collection
D. Charging fuel cells to increase efficiency in energy use
E. Cogeneration
Answer: B
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With regards to convection currents and installing a heater in a room, it would be best to place it ____
A) ?along the west wall because atmospheric circulation moves from west to east B) ?near the ceiling because warm air is more dense and will sink C) ?near the floor because warm air will rise and circulate D) ?anywhere because the warm air diffuses in all directions
Process of liquefaction and gasification results in a cleaner burning coal.
Answer the following statement true (T) or false (F)
A common mode of mass wasting in deserts is:
a. mudflows. b. rock fall. c. creep. d. slumps. e. slides.
A major characteristic of graded bedding is that the rock layers ____
A)are thick and easily distinguished from each other B)formed because turbidity currents are less dense than sediment-free water C)contain intersecting fractures called mud cracks D)show an upward decrease in grain size E)are always formed in deserts