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April 26, 2015

Homework Help: science

Posted by kelsey on Monday, May 19, 2014 at 1:47pm.

1.How can using biomass fuel instead of gasoline in car engines help conserve natural resources ?

A) it makes cars run faster
b) it burns more fossil fuels
c) it reduces the use of coal
d) it uses a renewable source

2.Chemical runoff from fields oil spills and erosion is the major source of

a) air pollution
b) water pollution
c) hydro-power
d) renewable energy

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