Which of the following allows you to drive a car, ride a bicycle, thread a needle, and navigate around a room as well as preventing the world from looking like a flat surface?

Sleep is considered to be a state of

a. unconsciousness. b. consciousness. c. altered consciousness. d. suspended consciousness. e. overconsciousness.

During your senior year of high school, you may have taken the ACT or the SAT in order to gain admittance into college. Which of the following most accurately describes these tests?

a) standardized intelligence tests b) mental age exams c) IQ tests d) aptitude tests