Heat flash

Heat flash

Assessment

Interactive Video

Science, Physics

11th Grade - University

Hard

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The video tutorial demonstrates how energy in the form of light is absorbed and reflected by different surfaces. A bright camera flash is used to show how black ink absorbs energy, leading to vaporization and smoke, while white paper reflects most of the energy, resulting in less dramatic effects.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of energy absorption in the context of the experiment with the newspaper?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain why the flash has a less dramatic effect on the white area of the newspaper compared to the black area.

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