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Home Q & A Board Science-Related Homework Help Health, Nutrition, and Food Sciences
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jibbyjam1 jibbyjam1
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6 years ago
Which inexpensive device can be attached to faucets and showerheads to reduce water consumption?
 
  A) filter
  B) aerator
  C) pump
  D) gasket


Lydia is listening to her MP3 player at a decibel level of 80. This is about
 
  A) 10 percent softer than a vacuum cleaner.
  B) 10 percent louder than a vacuum cleaner.
  C) 10 times louder than a vacuum cleaner.
  D) as loud as a chainsaw.


Which compound that was formerly used in building materials such as insulation has been found to be the cause of certain cancers and lung diseases?
 
  A) radon
  B) asbestos
  C) lead
  D) PCBs


The average number of births a female in a given population has during her reproductive years is the
 
  A) conception rate.
  B) birth rate.
  C) fertility rate.
  D) reproductive rate.


Gases that accumulate in the atmosphere and contribute to global warming by trapping heat near Earth's surface are
 
  A) ionizing gases.
  B) greenhouse gases.
  C) stratospheric gases.
  D) hydrocarbons.
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shza015shza015
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6 years ago
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jibbyjam1 Author
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6 years ago
Oh my goodness! Your post was awesome!
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