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State the definition of a proposition in your own words.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
What makes a proposition true? What makes a proposition false?
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Match the following propositions to those in the first column that say the same thing.
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Beth is young.
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Beth is tall.
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Beth is fun.
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Beth is sleepy.
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Evaluate the truth-value of the following proposition:
It’s not the case that it’s not the case that philosophy is an academic subject.
Negate the following proposition, and simplify if appropriate:
It’s not the case that it’s not the case that philosophy is an academic subject.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
Evaluate the truth-value of the following proposition:
The sky is green.
Negate the following proposition, and simplify if appropriate:
The sky is green.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
Evaluate the truth-value of the following proposition:
Washington D.C. is the capital of the United States.
Negate the following proposition, and simplify if appropriate:
Washington D.C. is the capital of the United States.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
Evaluate the truth-value of the following proposition:
It’s not the case that Europe is a continent.
Negate the following proposition, and simplify if appropriate:
It’s not the case that Europe is a continent.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
In your own words, state the law of double negation.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.