D. Write short notes on the following.
5. Meteors
7. Constellations
1. Milky Way
3. Gas giants
6. Comets
4. Blue planet
8. Saptarishi
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2. Nebula
Answers
Meteors
Small pieces of rock and dust that burn when they enter the Earth's atmosphere
Constellations
Group of stars forming a definite pattern
Milky Way
Milky way is a band of stars in our Galaxy
Gas giants
large planet mostly composed of helium and/or hydrogen.
Comets
Object that moves around the sun in a long elliptical orbit
Blue planet
Ocean which cover more area than the land look blue .The Earth is therefore called the blue planet.
Saptarishi
Saptarishi are the seven greatest sages of the Vedic realm. ... These seven sages or Sapta Rishis worked closely with Lord Shiva to maintain the balance on Earth. They are the seven mind-born sons of Lord Brahma who live for a period of time known as a manvantara
Nebula
A nebula is a formation in space which is constituted mostly of helium, dust, and other gases in various concentrations
MARK AS BRAINLIEST
Meteors: A meteor is what you see when a space rock falls to Earth.
Constellations:A constellation is a group of stars that make an imaginary shape in the night sky.
Milky Way:The Milky Way is the Galaxy in which we live. It is a spiral shaped galaxy that contains several hundred billion stars, including our Sun. It is about 100,000 light-years across and about 10,000 light-years thick.
Gas giants:A gas giant is a giant planet composed mainly of hydrogen and helium. Gas giants are sometimes known as failed stars because they contain the same basic elements as a star.
Comets:Comets are cosmic snowballs of frozen gases, rock and dust that orbit the Sun.
Blue planet: The word Blue planet refer to our planet Earth because it two-thirds of earth portion is covered with water.
Saptarishi:A group of 7 stars forming Patten in night sky is called Saptarishi.
Nebula:A nebula is an enormous cloud of dust and gas occupying the space between stars and acting as a nursery for new stars.
Hope it will be helpful..