K.O.K. Take out a sheet of notebook paper and a pencil. Place everything else in your backpack and place your backpack on the bookshelves. Answer the following question on your paper: How do you build a convincing argument in order to get what you want?

Argument (noun) 1. An oral disagreement; verbal opposition; contention; altercation 2. An evidence-based line of reasoning

Argumentation in Science  “Argumentation is the means that scientists use to make their case for new ideas.” –Jonathan Osbourne (2010)

Language of Argumentation  Claim  Evidence  Reasoning

Magnets may make helmets safer (Baggaley, K. Science News for Students. December 8, 2014)  WASHINGTON, D.C. — Adding magnets to football helmets could reduce the risk of concussions, a new study finds. When two players collide, the magnets in each player’s helmet should repel the other’s. This should reduce the force of the collision.

Magnets may make helmets safer (Baggaley, K. Science News for Students. December 8, 2014)  Adding magnets to football helmets could reduce the risk of concussions, a new study finds. When two players collide, the magnets in each player’s helmet should repel the other’s. This should reduce the force of the collision.  Claim  Evidence  Reasoning

Can you Identify the Claim, Evidence, and Reasoning?

 Insert Video:

Can you Identify the Claim(s)?  Discuss the claim or claims Vince makes with your table partners.

Can you Identify the evidence?  What evidence does the commercial provide that supports the claim?

Claim: You should buy a ShamWow because it’s more efficient than a towel and paper towels.  Evidence- Facts that lead you to make the claim.  Includes data from experiments or statements from research from credible sources of information.  Evidence from video:  Visual demonstrations of effectiveness  Holds 20 times its weight in liquid  50% of liquid can be removed when not applying pressure  Acts like a vacuum  Machine washable  Better for the environment  Save $20/month that you would spend on paper towels  It can be cut into different sizes  It’s made in Germany  Lasts 10 years

Providing the Reasoning: Why is ShamWow effective?  Reasoning- Provides a connection between the claim and the evidence.  Brainstorm reasons why the ShamWow is more effective than towels and paper towels.

Construct an explanation for why someone should buy a ShamWow. ClaimEvidenceReasoning Explanation

Use the following prompts to help you with your explanation.  My claim is…  My evidence is…  My evidence supports my claim because…

Let’s Try Another Cl-Ev-R Explanation! Claim-Evidence-Reasoning (Cl-Ev-R)

What is the little girl’s claim? What evidence supports her claim? Does she provide reasoning to connect her evidence to her claim? Is her argument convincing?

Now it’s your turn!

What is your explanation for what happened to the boy in this commercial?  My claim is…  My evidence is…  My evidence supports my claim because…