This is Teacher Preview mode. Teacher Preview allows teachers with Task Tracker accounts to view the questions in a Concept Checker. By viewing questions and their organization into Question Groups, you can identify the Question Group number(s) you want removed from your students’ experience. The Question Groups are removed in Task Tracker when you assign the Concept Checker.

Concept Checker

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Based on: Refraction Interactive

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Volunteer proofreaders receive an answer string from the The Physics Classroom. Enter your answer string in the field and tap on Begin Proofreading. Tap Cancel to return.

Version 1.0

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Help Me!

Teacher Preview Mode helps you to decide which Question Groups (if any) you wish to remove from a Concept Checker. As you toggle through the Groups, make a note of any Question Group #s you wish to remove.

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User Mode: Sudden Death

Activity Description: Question Groups Questions

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Double Drats! Your Health Bar has dropped to 0%. In Sudden Death user mode, if your health bar drops to 0% before the Progress reaches 100%, it’s a Game Over situation.

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Switch to Marathon Mode

But don’t despair. You can do this! You may need to … 1. Return to the Interactive and experiment some more. 2. Refer to  an activity sheet that accompanies this Interactive. 3. Go slower. Read more carefully. 4. Change your thinking about this concept. 5. Take a break and try again later.

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If you would like to repeat the Concept Checker for practice (or for bragging rights among friends), then you have these options:

Start Marathon Mode

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Complete as Guest in Sudden Death Mode:

Nice offers, but ...

Insert

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1,2,3,4,5,6

Concept-Checkers/Interactives/

Refraction

AddValues

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Used/Unused Q Management

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https://www.physicsclassroom.com/

Refraction/

Reduce

You are logged in. Your username is listed above. Select your Usage Mode. Your progress will be tracked and stored when using Sudden Death mode. 

Sudden Death Mode: Answer all questions before your Health Bar hits 0%. Start over at 0%. Progress is saved. Marathon Mode: Answer all questions until there’s none left. No Health Bar. No forced re-start.

Username: 

Sudden Death Mode: Answer all questions before your Health Bar hits 0%. Start over at 0%. Marathon Mode: Answer all questions until there’s none left. No Health Bar. No forced re-start.

Username:  Guest

IMPORTANT:  We noticed that you are not logged in. If you have a Task Tracker account, you will need to first log-in to have your progress stored. Visit the My Account page, log in, and then return to this page to start this Concept Checker.