Scientists have discovered how to use electricity to power cars. we have all seen ads for the new hybrids on television. running cars on electricity could a: conserve gasoline. b: the big oil companies. c: pollute the atmosphere d: use up mineral resources.

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.