1. What is a glacier?
Answer: Glacier are huge rivers of ice found near the top of mountains
2. Why is Mars called the red planet?
Answer: It is cover with red rocks and dust.
3. Why is the Sun spotty?
Answer: Some parts of the Sun's surface are cooler than the rest of it.
These cooler parts appear darker than the rest of the Sun,
like spots on its surface. They are called sunspots.
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