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What are Dark spots on sun surface?

Answer:
These are called the sunspots. Sunspot is a region on the Sun's surface that is marked by intense magnetic activity, which inhibits convection, forming areas of reduced surface temperature.
First answer by Jayson Gungon Isidro. Last edit by Jayson Gungon Isidro. Contributor trust: 23 [recommend contributor recommended]. Question popularity: 1 [recommend question].

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