Logical Fallacies

Charlie: I think we should put more money into schools. Quality public education is so important.

Bob: So you’re saying we should cut military spending and spend it instead on more spiral notebooks and crayons? I guess you want our country to be a weak, defenseless target for terrorists.

• Ad Hominem

• Hasty Generalization

• Faulty Causality

• Straw Man

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

My opponent raises a good point, but can we really trust him? I mean, he moved to this town only two years ago and everyone knows that his wife left him.

• Slippery Slope

• Sentimental Appeal

• Bandwagon

• Ad Hominem

Tags

CCSS.RI. 9-10.8

CCSS.RI.11-12.5

CCSS.RI.11-12.8

CCSS.RI.8.5

CCSS.RI.9-10.5

An ad hominem attack

• is a very effective debate strategy
• goes after a person's argument.
• is always against a popular idea.
• is an attack on the person, not the argument 

Tags

CCSS.RI. 9-10.8

CCSS.RI.11-12.5

CCSS.RI.11-12.8

CCSS.RI.8.8

CCSS.RI.9-10.5

What is a logical fallacy?

• An argument with a premise and a conclusion

• An argument that contains a non-statement

• An argument that contains mistake in reasoning

• Sorry sir, please slap me

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

This is an example of:

• Circular Reasoning
• Ad Hominem
• Appeal to the Bandwagon
• Hasty Generalization

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

Student: You didn't teach us this; we never learned this.

Teacher: So, what you're saying is that you just didn't study it after we went over it in class right? That you don't want to put in the work?

• Strawman Argument

• Circular logic

• Ad Hominem

• False Dilemma

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

My opponent raises a good point, but can we really trust him? I mean, he moved to this town only two years ago and everyone knows that his wife left him.

• Slippery Slope

• Sentimental Appeal

• Bandwagon

• Ad Hominem

Tags

CCSS.RI. 9-10.8

CCSS.RI.11-12.5

CCSS.RI.11-12.8

CCSS.RI.8.5

CCSS.RI.9-10.5

If I don’t take this A.P. class, then I won’t do well on the exam. If I don’t do well on the A.P. exam, then I can’t get into a good college. If I can’t get into a good college, then I’ll never get a good job. If I can’t get a good job, then I’m going to have to live in my parents’ basement forever. Guess I’ll sign up for the A.P. class.

• Scare Tactic

• Slippery Slope

• Hasty Generalization

• Faulty Causality

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

Identify the logical fallacy.

"Justin's mom gets his phone bill and he has gone over the limit. He begins talking to her about how hard his math class is and how well he did on a test today."

• False dichotomy

• Hasty generalization

• Red herring

• False analogy

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

Identify this logical fallacy.

"I met a tall man who loved to eat cheese. Now I believe that all tall people like cheese."

• False Dichotomy

• Ad hominem

• Hasty generalization

• False Analogy

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1