Who Assumes Most of the Financial Burden for Finding Ways

Q19: The energy obtained per unit of energy

Q20: Which of the following is the primary

Q21: The point at which pressure in a

Q22: Available deposits from which the oil can

Q23: Any energy resource with a low or

Q25: The United States has more proven natural

Q26: To keep using conventional oil at the

Q27: Kerogen is the name given to a

Q28: What do scientists use to show the

Q29: Oil that cannot be extracted at a