What do you call the transfer of heat energy by currents in air or fluid? A. Conduction B. Convection C. Heat D. Radiation
convection
What do you call small particles or droplets emitted by agriculture and construction practices or produced in the atmosphere? A. Nitrogen oxides B. Particulate matter C. Ozone D. Volatile organic chemicals
particulate matter
Which of the following is true about tornados? A. Most tornados last less than 10 minutes and have winds less than 110 mph. B. Most tornados have moderate winds and last less than 30 minutes. C. Tornados do not occur during thunderstorms. D. Tornados have winds over 110 mph and last at least 20 minutes.
i'm not going to make your homework...
you could easily find these answers with a little internet research. google is your friend
i only and a few
have*
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