When we describe someone's eyes as blue, technically we are referring to his or her blue __________

The lowest level of a stimulus needed for the nervous system to detect a change half the time is called the

A) sense receptor. B) just noticeable difference. C) sensory adaptation. D) absolute threshold.

Which of the following would Albert Ellis identify as an irrational belief?

a. I can succeed. b. I am honest. c. Other students are competent. d. I can change my beliefs. e. I should always be treated fairly.