Which of the following is not a fraction obtained from crude oil?
a. ammonia
c. gasoline
b. natural gas
d. kerosene

The red square is a famous historical site that is located in

Which year held a congressional election and a presidential election

Scientists believe that differences in cause hot, plastic-like rock in the asthenosphere to rise toward earth's surface. a. density c. weight b. magnetism d. composition c. conduction. d. density.