If you use 10 J of work to push a charge into an electric field and then release the charge, as it flies past its starting position, its kinetic energy is
A) less than 10 J.
B) 10 J.
C) more than 10 J.
B
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Diatomaceous earth is a sedimentary rock composed of the ____________________ shells of micro-organisms
Fill in the blank(s) with correct word
Four of the following are ecological and economic services provided by inland wetlands. Which one is the exception?
A. filtering and degrading toxic wastes and pollutants B. stopping the recharge of groundwater aquifers C. reducing flooding and erosion caused by storms D. helping to sustain stream flow during dry periods E. helping to maintain biodiversity by providing habitat
What is vog?
A) volatile organic gas B) vanadium oxygen gases C) vapor fog D) volcanic smog
Most of the world's ethanol is produced in the U.S. and ________
A) the Maldives B) Mexico C) Brazil D) Tuvalu E) China