Apparent Movement of the Sun (Angle of Elevation)

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Rotation and Revolution of the Earth

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question 1 of 10 Grade: Ten - G10

Q: What is the relationship between the altitude of the midday sun and the length of shadows?

Equal roots when discriminant = 0. Discriminant = \(k^2 - 4(1)(9) = k^2 - 36 = 0\), so \(k^2 = 36\), \(k = \pm 6\).

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Equal roots when discriminant = 0. Discriminant = \(k^2 - 4(1)(9) = k^2 - 36 = 0\), so \(k^2 = 36\), \(k = \pm 6\).

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