Which of the earth’s four spheres is made up of the gases that surround the earth, and is located at number 1 on the image above? a. the biosphere b. the lithosphere c. the atmosphere d. the hydrosphere

How does the parallax of a nearby object compare to that of an object farther away?

Which of the following is not a challenge to instituting sound global environmental policies? a. most changes are inexpensive and easy to implement. b. elected leaders who support unpopular environmental issues often are not re-elected. c. economic considerations outweigh environmental ones in many societies. d. there is no way to enforce international environmental agreements.

To obtain a microcredit loan, a person typically must a. be a male and have a source of income b. provide collateral and sign paperwork c. verbally promise to pay back the money d. have a good credit history select the best answer from the choices provided. a b c d