A _______ is a sentence that is either true or false.
Statement
A statement that is always true because of it's logical structure.
Tautology
A statement whose truth value depends on evidence or information from outside of itself.
A supported statement.
When two statements can be true at the same time, they are called _______. There is no conflict between them.
Consistent
i.e. - Paul was an apostle.
The apostle Paul was never in Germany.
A disagreement happens when there appears to be an _______ between two statements.
Inconsistency
"Do you know where I can purchase a deep-fried taco?" is an example of what kind of sentence that has no truth value?
Question
A statement concerning a person's own desires, beliefs, or feelings.
Self-reports
The color of red is _____?
Red.
Daily Double!!!
If statement P is true and implies statement Q, then statement Q must also be true. This is called ______.
Implication
i.e. P: All Christians are followers of Christ.
Q: Some Christians are followers of Christ.
A ______ disagreement happens when different definitions are used for the same words.
verbal
- It's important to define terms at the beginning of any debate!
An example of a _________ would be "Get off the Xbox and do your school work!" or "Get off the phone and do your school work!"
(By the way... when hearing either, I suggest you comply for your own personal safety and happiness!)
Command
A statement that is false by logical structure.
self-contradiction
There are three sources of information...authority, experience or observation, and ________.
Inconsistent statements cannot be _____ at the same time.
true
i.e. The apostle Paul was never in Germany.
The apostle Paul spend his life in Germany.
Perception and opinion are related to disagreements of this kind.
Apparent
i.e. Bert: I believe the cookie monster should watch his health.
Ernie: I believe the cookie monster should be proud of his recent diabetes diagnosis!
"This statement is false" is an example of what kind of sentence?
Nonsense
Self-supporting statements have immediately (a)______ truth values.
apparent
A supported statement cannot be a ________ or command
question
When one statement implies the second, and the second statement implies the first, they area considered _______ _______.
Logically equivalent.
i.e. P: No Christians are Buddhists.
Q: No Buddhists are Christians.
Norton Juster is a writer!
Norton Juster not a writer!
This is an example of what kind of disagreement.
Real
Ridiculously false statements, such as "Our tutor is a space alien," or "This concrete is as soft as a pillow" are not _______ because they have a truth value - false - so it is a statement.
nonsense
Some statements are necessarily true or false because of the __________ of the words in the sentence.
definitions
Daily Double!!!
If I say that the police can take you to jail because the law allows them to if you commit a certain kind of crime, this is an example of what kind of supported statement?
Authority
When you have two statements and nothing about the first has anything to do with the second, the statements are __________.
Independent.
If a chicken-and-a-half laid an egg-and-a-half in a day and a half, how long would it take a monkey with a wooden leg to kick the seeds out of a dill pickle?
None. Monkeys hate pickles.