Question

B. Give or
Give one word / sentence answer.
1. Which rock is used to make blackboard and slates ?
2. What is meant by tsunami ?
3. Name the main greehouse gas.
4. Why are eclipses occur?
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Answer 1

HeRe Is Your Ans ⤵

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1 = slate stone

2 = A tsunami is a natural disaster which is a series of fast-moving waves in the ocean

3 = water vapor, carbon dioxide, methane, nitrous oxide and ozone

4 = Lunar eclipses occur when the Moon passes through the Earth's shadow. This happens only during a full moon, when the Moon is on the far side of the Earth from the Sun. Unlike a solar eclipse

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FolloW Me

Answer 2

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