Which nation surpassed the united states as the world's leading emitter of carbon dioxide and other greenhouse gases in 2007?

Which sociologist posits that, as a society modernizes, it must rely less on tradition, and more on rational, and impersonal procedures?

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design

Which of the following is used as evidence to show changes in living organisms throughout geologic time? a: fossils b: lava c: sediments d: volcano