What is the greenhouse effect?
What will be an ideal response?
The greenhouse effect or global warming, is the result of the release of increasing amounts of so-called ‘greenhouse gases' into the atmosphere, gases such as CO2, CH4, and manmade gases such as CFC's and HFC's. These greenhouse gases act as a blanket around the earth retaining heat.
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The USB 2.0 specification has a data transfer rate up to ____.
a. 60 Mbit/s b. 120 Mbit/s c. 240 Mbit/s d. 480 Mbit/s
The 1884 colonial conference held to find a solution to the Congo crisis occurred in
a. Paris. b. Brussels. c. London. d. Berlin.
When an evaporator float switch is used in the drain pan of an air conditioner or heat pump, if the drain pan fills up, the float will interrupt the low-voltage circuit to:
A) The condensate pump. B) The fan relay. C) The compressor contactor. D) The gas valve.
Masons construct fireplace foundation walls using either grout-filled block or brick cored no more than 15%.
Answer the following statement true (T) or false (F)