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प्रश्न
To an astronaut in a space-ship, the earth appears ______.
विकल्प
White
Red
Blue
black
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उत्तर
To an astronaut in a space-ship, the earth appears blue.
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संबंधित प्रश्न
Why does sun appear red at sunrise and sunset?
What did Newton demonstrate by his experiments with the prism?
What colours make up white light?
Where in nature can you find evidence that white sunlight may be made of different colours?
State whether the following statements are true or false:
The scattering away of blue light makes the sun appear red at sunset.
The clouds are seen white. Explain
What is meant by advance sunrise and delayed sunset? Draw a labelled diagram to explain these phenomena.
State the difference in colours of the sun observed during sunrise/sunset and noon. Give explanation for each.
Which phenomenon is responsible for making the path of light visible?
Twinkling of stars is due to atmospheric
