Between 1800 and 1930, the human population doubled from 1 billion to 2 billion. What led to this increase in population?
A. government-controlled farming
B. globalization and shared resources
C. medical advances that eliminated deadly diseases
D. families had multiple children
Answer: C. medical advances that eliminated deadly diseases
You might also like to view...
Because of the Flynn Effect, IQ tests are periodically "renormed," which means you now need to do "better" on a test, relative to how the test was scored in the past, in order to receive a given IQ score
Indicate whether the statement is true or false
The advantage of using a(n) __________ for brain imaging is that it produces high
resolution images of brain regions without using radioactivity or x-rays. a. CT scan b. fMRI c. EEG record d. MEG record e. PET scan
Research suggests which of the following individuals typically will suffer the most from "death anxiety"?
a. Carlos, a 22-year-old college student, full of purpose and zest for life, an atheist. b. Richard, a 72-year-old retired mechanic, a devoted Muslim, and has no regrets in life. c. Katie, an 89 year old widow, an active member in the United Methodist Church. d. Aretha, a 49 year old housewife, regrets that she did not college; she believes in an afterlife, but she's not sure she earned a place in it.
Dr. Smythe has developed a theory about why children in heavily industrialized nations develop more quickly than children in poorer, more rural nations. The goal of scientific study he has attempted to achieve is to __________ behavior
A) describe B) explain C) predict D) intervene in