Megan is working through an extremely difficult calculus problem. If the overall electrical activity in her brain was being recorded at this time it would likely show brain waves
A) between 8 and 12 cycles per second.
B) between 4 and 7 cycles per second.
C) less than 4 cycles per second.
D) between 13 and 24 cycles per second.

Question

Quizplus · Accepted Answer

When engaged in intense mental activity, such as solving a difficult calculus problem, the brain typically exhibits beta waves, which are characterized by frequencies between 13 and 24 cycles per second.

Megan Is Working Through an Extremely Difficult Calculus Problem