Which statement about fuel is correct. a) heat energy can only be produced by burning fuels.
b) hydrogen is used as a fuel although it is difficult to store.
c)methane is a good fuel because its produce only water when burning
d) uranium is burned in air to produce energy

it should be p1 v1 = p2 v2

by cartels in other countries, shipped by air, mail, or land. i cant really see your answer choices : /

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.