Question

4. What is it called when light changes direction after leaving

5. How do you calculate density?


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Answer 1

Answer:

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Answer 2

Answer:

Q4. light doesn't change direction after leaving a lens in a camera. it does change direction in the lens and this is called refraction i believe.

Q5. The Density Calculator uses the formula p=m/V, or density (p) is equal to mass (m) divided by volume (V). The calculator can use any two of the values to calculate the third. Density is defined as mass per unit volume.

Explanation:

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