Suppose a miracle car has a 100 percent efficient engine and burns fuel that has a 40 MJ/L energy content
If the air drag and overall frictional forces on this car traveling at highway speeds is 1000 N, what is the overall limit in distance per liter it could be driven on the highway? A) 30 km
B) 40 km
C) 50 km
D) more than 50 km
E) not enough information given
B
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Indicate whether the statement is true or false
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Indicate whether the statement is true or false
Can consumer choices about eating seafood make a difference in protecting marine resources?
a. Yes; choosing sustainably harvested seafood helps protect fish populations and marine habitat. b. Yes; there are even smartphone apps to help consumers identify which fish are the most environmentally responsible to eat. c. Not really. Since 80% of seafood is imported, we have little control over what we buy or where it comes from. d. Eating seafood shouldn’t be an option! All seafood consumption contributes to the loss of marine biodiversity.