In the United States, most of our energy comes from this non-renewable resource, which has a negative effect on the environment.

coal

nuclear

natural gas

petroleum

Why earth's atmosphere so important? Why earth's atmosphere so important? Follow 6 answers 6 Report Abuse Are you sure you want to delete this answer? Yes No

Convert 15 125 to a decimal using long division. A) 0.12 B) 0.15 C) 1.2 D) 7.4

A tennis ball has a mass of 0.058 kg and is moving to the right at 40 m/s. What is the momentum

A force of 40 N is applied to a 6 kg box of books. If the frictional force acting on the box is 16 N, and the box was initially at rest, what is the velocity of the box 10 s later? What is the box's displacement over the 10 s period?

Does the speed of a wave depend only upon the medium through which it moves

Why did the work of Rutherford and Marsden convince many scientists that the 'plum pudding' model of the atom was incorrect?

Current always returns to the: a) positive battery terminal b) negative battery terminal

Which processes cause rocks to be exposed at Earth's surface? SC. 7 ... 6.2

Compare and contrast the terms melting and freezing

A medical cyclotron used in the production of medical isotopes accelerates protons to 6.5 MeV. The magnetic field in the cyclotron is 1.9 T.