0 of 19 Questions completed
Questions:
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 19 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Answer the following questions
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
Determine whether the following argument is an example of Modus Ponens, Modus Tollens, or neither.
Ex. I know that if birds can fly, then they must have wings. I know that penguins don’t have wings, therefore I know that they can’t fly.
Answer: Modus Tollens
I know that if a tree is sturdy, it has very deep roots. I know the tree in my front yard is sturdy, so I know it must have deep roots.
Determine whether the following argument is an example of Modus Ponens, Modus Tollens, or neither.
I know that if my friend gets a pet, I will be able to play with it. I recently have not been able to play with any animals, so I know my friend must have lost their pet.
Determine whether the following argument is an example of Modus Ponens, Modus Tollens, or neither.
I know that if someone stares at their computer too long their eyes will hurt. I know that my eyes feel okay, so I know that I must have not been staring at my computer too long.
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
Ex. (1) Aristotle is a philosopher.
(2) All philosophers are lovers of wisdom.
(3) Therefore, Aristotle is a lover of wisdom.
Answer: Modus Ponens
(1) If you are going to the store, I will not be able to go to my friend’s house.
(2) I will be able to go to my friend’s house.
(3) Therefore, you are not going to the store.
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
Ex. (1) Aristotle is a philosopher.
(2) All philosophers are lovers of wisdom.
(3) Therefore, Aristotle is a lover of wisdom.
Answer: Modus Ponens, only categorical propositions (remember: the order of the premises does not matter!)
(1) If you are going to the store, I will not be able to go to my friend’s house.
(2) I will be able to go to my friend’s house.
(3) Therefore, you are not going to the store.
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
(1) All soccer games are fun to watch.
(2) What is on the television right now is not fun to watch.
(3) Therefore, what is on the television right now is not a soccer game.
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
(1) All soccer games are fun to watch.
(2) What is on the television right now is not fun to watch.
(3) Therefore, what is on the television right now is not a soccer game.
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
(1) Aristotle is the greatest philosopher to ever live.
(2) Plato is the greatest philosopher to ever live.
(3) Therefore, Aristotle is Plato.
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
(1) Aristotle is the greatest philosopher to ever live.
(2) Plato is the greatest philosopher to ever live.
(3) Therefore, Aristotle is Plato.
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
(1) Aristotle was not appointed by Plato as Plato’s heir.
(2) If Aristotle was Plato’s greatest student, then Plato would have appointed Aristotle as his heir.
(3) Therefore, Aristotle was not Plato’s greatest student.
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
(1) Aristotle was not appointed by Plato as Plato’s heir.
(2) If Aristotle was Plato’s greatest student, then Plato would have appointed Aristotle as his heir.
(3) Therefore, Aristotle was not Plato’s greatest student.
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
(1) The speed of light is constant.
(2) If the speed of light is constant, then Einstein was right about something.
(3) Therefore, Einstein was right about something.
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
(1) The speed of light is constant.
(2) If the speed of light is constant, then Einstein was right about something.
(3) Therefore, Einstein was right about something.
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
(1) Either the speed of light is constant, or the speed of light can vary.
(2) The speed of light cannot vary.
(3) Therefore, the speed of light is constant
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
(1) Either the speed of light is constant, or the speed of light can vary.
(2) The speed of light cannot vary.
(3) Therefore, the speed of light is constant
Determine whether the following argument is Modus Ponens, Modus Tollens, or neither.
(1) If logic is not helpful, then you should not learn logic.
(2) You should learn logic!
(3) Therefore, logic is helpful.
If the following argument is an example of Modus Ponens or Modus Tollens, determine whether it deals with hypothetical propositions or only categorical propositions.
(1) If logic is not helpful, then you should not learn logic.
(2) You should learn logic!
(3) Therefore, logic is helpful.
(Challenge Question) Come up with your own arguments utilizing the rules of Modus Ponens and Modus Tollens. Write down two arguments for each rule.
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.