What ideas do students have about pressure and depth?

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Episode 101: Depth University of Maryland

Research suggests that students have both productive ideas about and difficulties with hydrostatics. What ideas do students have about hydrostatic pressure and depth?

July 3, 2018

Pedagogy Content
Attending to student ideas
Physics Content
Instructor Interaction

Lesson Contents (4 MB)Student Handout
Transcript, discussion questions, and problem

(2 MB)Specific Lesson Guide
Facilitator's guide for this lesson

(1 MB)General Facilitator's Guide
Background and best practices

(125 MB)Video
Captioned video


Sample Discussion Prompts

  1. What did you notice in this episode? Talk to your neighbor about what you noticed.

  2. Summarize Alicia’s argument that the water will shoot out of the holes less strongly from the wider container.

  3. Summarize Cass’s argument that the water will shoot out of the holes the same way no matter the width of the container.

  4. In what way(s) are Alicia’s and Cass’s arguments similar, even though they make contradictory predictions?

  5. What advancement, if any, do you see in the students’ scientific understanding during this episode?

  6. What student ideas about pressure and depth are indicated in this episode?

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