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Looking through water

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Determining resistivity

Real and apparent depth

When viewed through water, an object’s apparent position changes with viewing angle

The terms in bold link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the IB, Pre-U and SQA exam specifications.

We can use trigonometry, together with Snell’s law of refraction, to calculate the apparent position of an object viewed under water.

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Previous

Looking through water

Next

Determining resistivity

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