Which is an advantage to using nonrenewable resources?
a. they can be cheaper.
b. they can have a lower impact on the environment.
c. they can be used up rapidly.
d. they can contribute to global warming.

Which of the following statements about pesticides and residue is false? a. most conventionally grown produce has detectable levels of pesticides when purchased from the store.b. the us government has determined that small levels of pesticides in produce is safe for humanconsumption.c. organic produce always will be pesticide-free.d. farm workers, children, and pregnant women are at greatest health risk from pesticides. select the best answer from the choices provided.

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory

In a river, which of the following would most likely be carried by suspension? this is called