PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. Give an account of all the planets in the solar system.
Mercury:
Mercury is the nearest planet to the Sun. It is the . This rocky planet looks in colour. It is considered the since it revolves around the Sun in .
Venus:
Venus is the neighbour planet of Earth which does not have any of its own. Venus is said to be the due to their similarities in size and surface composition of Earth. It appears in colour.Venus rotates in the direction. This planet completes its rotation in \(243\ days\), and the period of revolution is .
It is the in the solar system because it has a composed of . These gases in the atmosphere the heat falling on the planet and retain it inside.
Earth:
Earth is the only planet where is known to exist. The factors responsible for the existence of life on Earth are
(i)
(ii)
(iii)
(iv)
The Earth appears from space due to the from the water and the landmass on the Earth surface.
The Earth's axis is tilted to a side by \(degrees\) and completes its rotation from in \(24\ hours\).
Mars:
Mars is the planet and the in the solar system. The period of revolution is \(days\).
Mars is generally called the as it appears in colour. This colour is due to the , which is present on its surface.
Mars has two natural satellites, namely , out of which is smaller.
Jupiter:
Jupiter is the planet and the first gaseous giant after the . This Jovian planet was discovered by .
Jupiter has faint rings around it and appears . is the largest natural satellite in the solar system.
The is a huge massive storm that swirls around in the direction at a speed of more than \(400\ km/h\).
Saturn:
The planet, Saturn appears . The period of rotation is \(hours\).
Saturn is also known as the . The rings of Saturn are made up of . The planet has around moons. is the largest natural satellite of this planet.
Saturn has the compared to the other planets. The planet's density is times lesser than Earth.
Uranus:
The seventh planet, Uranus, appears . Being the third biggest giant, Uranus is surrounded by faint rings with natural satellites revolving around it.
Uranus has a which makes planet appear to spin on its side. It has the , each lasting around \(years\).
Neptune:
The planet, Neptune, is in colour. This last ice giant is made up of in liquid form. No life can exist on this . The period of rotation is \(hours\).
Neptune is the planet, with satellites revolving around it. is its largest natural satellite and the only moon in the solar system that orbits in the opposite direction of the planet's spin.
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