Instead of changing the focal length of the lens, the eyes of amphibians work in a different manner: a set of muscles changes the shape of the eye which increases the distance between the front of the eye and the retina. The world's largest frog, the Goliath frog of west Africa, has an eye with a maximum size similar to a human's: 2.5cm. However, unlike a human, where the focal length is also 2.5cm, the focal length of the Goliath frog's eye is 2.146 cm. What is the maximum distance this frog can see
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Ответ:
Explanation:
The worlds on earth are rich in heavier gases and gaseous compounds including carbon dioxide, nitrogen, oxygen, ozone, and argon. The gas-giant atmospheres, by comparison, are mainly composed of hydrogen and helium. The atmospheres of at least the inner planets has evolved since they formed.