Localized brain damage can cause emotional effects, such as depression

A teacher suspects that her students are unusually quiet during her Monday morning classes because they stay up late on Sunday nights. She believes that if she monitored the times they went to bed,

she would find that the sleepy ones went to bed later than the more alert ones. In scientific terms, her hunch, or suspicion of what she would find if she monitored her students is called a ______. a. theory b. hypothesis c. prognosis d. postulate

Which of the following statements about breast cancer is true?

a. Breast cancer is the most dangerous illness for women. b. Each year in the United States approximately 190,000 women are diagnosed with breast cancer, and approximately 40,000 die from the disease. c. Experts recommend that women examine their breasts every month at the time of their menstrual period. d. Asian American women and European American women are equally likely to have regular mammograms.