Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how


Logic practice

Disjunction a STATEMENT that is only FALSE when both statements are false.
Disjunction KEY word OR
Conditional Statement a statement that is ONLY false when the antecedent is true and the consequent is false.
Antecedent a statement that comes first in a conditional statement
Consequent a statement that comes last in a conditional statement
Conditional KEY word IF...THEN...
Converse is a conditional statement that has the antecedent and consequent EXCHANGED
Inverse is a conditional statement that has the antecedent and consequent NEGATED
Contrapositive is a conditional statement that has the antecedent and consequent BOTH negated and exchanged
Alternative ways of expressing CONDITIONAL Statements 1) if p, then q 2) p only if q 3) p is a sufficient condition for q 4) q if p 5) q is a necessary condition for p
Logically Equivalent is a relationship that is ONLY valid if two statements have identical truth tables
Statement is a declarative sentence that is either TRUE or FALSE but not both
Negation is a STATEMENT whose truth value is the OPPOSITE of the truth value of a given statement
Negation KEY word NOT
Truth Table is a table that list all the possible truth outcomes of a statement
Conjunction is a STATEMENT that is ONLY true when both statements are true.
Conjunction KEY word AND
Created by: crkelley13