Because the distinctive eye forms at wind speeds of about 119 km/hr (74 mph), this wind speed defines the threshold where a tropical storm has grown strong enough to be called a hurricane.
Answer the following statement true (T) or false (F)
True
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Active solar heating systems involve
A. green roofs. B. pumping a heat-absorbing fluid through collectors on the roof. C. wind turbines with solar panels attached. D. foil sheets under the floor. E. adobe walls and windows that face the sun and store the collected solar energy.
Which of the following describes the shape of smokestack plumes on days when thunderstorms are most likely to form?
A. lofting shape B. looping shape C. coning shape D. fanning shape
Halogenated hydrocarbons are a problematic group of synthetic organic compounds because they are
A) toxic, non-biodegradable and readily absorbed into the body. B) radioactive. C) heavy metal insecticides that kill many non-target species. D) biodegradable but highly toxic.
Match the term with the appropriate phrase. change in state from liquid to gas
-condensation -pycnocline -evaporation -halocline -sublimation