The Inverse Leidenfrost Effect

The Inverse Leidenfrost Effect

Assessment

Interactive Video

Science, Engineering, Physics, Architecture, Chemistry

10th Grade - University

Hard

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The video explores the inverse Leidenfrost effect, where droplets levitate on a liquid nitrogen bath. The experiment setup involves using beakers and Styrofoam to maintain temperature. Initial attempts faced issues with boiling nitrogen, but a successful trial demonstrated droplet levitation. The video explains the droplet's motion due to vapor layer instabilities and discusses potential applications in cryopreservation.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What challenges did the experimenter face during the second attempt of the experiment?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the movement of the droplet relate to the instability at the vapor layer interface?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Discuss the potential applications of the research on the inverse Leidenfrost effect.

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