A good research topic is
a subject about which you know nothing
one that interests you

Why are radio observatories located in valleys far away from urban centers? a. to shield them from electromagnetic interference b. to avoid sound pollution c. to avoid disturbing people living in the city d. to shield them from water vapor

Receiving 24 points on your license within a 36-month period will cause your license to be suspended for a. 30 days b. three months c. six months d. one year

If the human population continues to grow, what is a likely effect on land use? a. more land will be used for cities. b. more land will be used for forests. c. more land will be used for grasslands. d. more land will be used for wetlands.