Examlex
Determine which, if any, of the three statements are equivalent.
-I. If tomorrow is not Monday, then today is not Sunday.
II. Today is not Sunday and tomorrow is not Monday.
III. It is not the case that today is Sunday and tomorrow is Monday.
Chemical Substance
A form of matter with a constant chemical composition and characteristic properties.
Cortisol
A steroid hormone released by the adrenal glands in response to stress or low blood-glucose concentration; often referred to as the stress hormone.
Effective Punishment
Punishment that successfully decreases or stops unwanted behaviors by applying an adverse stimulus or removing a desirable one following the behavior.
Consistent
Showing steady conformity to a pattern, belief, or attitude over time.
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