our universe for class 6

Earth is only planet where life exists. Five of them namely Ceres, Pallas, Vesta, Hypiea and Euphrosyne have been recognised. Humankind has been benefitted extremely by manmade satellites in fields of telecommunications, weather forecasting, geological activities and atmospheric activities among other fields. A part of Arizona desert in U.S. is known to have come into form due to striking of some meteor. There are, however, various principles about formation of meteors. ★ The Moon is the fifth largest satellite in our Solar System. They can repeat the lessons as many times as required. Here is an essay on ‘ Our Universe’ for class 6, 7, 8, 9, 10, 11 and 12. Without the sun, life is not possible on earth. When these enter the atmosphere of Earth, burn out immediately and vanish in shape of ash most of times. Account Disable 11. Temperature at photosphere of sun is only 6000° Kelvin while ends of chromospheres experience it 10 thousand degree. Manmade satellites are made of aluminium or plastic and are hardened with help of carbonic sheets. They travel at the speed which is 10 to 30 multiples more than that of an aircraft. Let’s find out. This tail is also lakhs of kilometer long. It is because of this angle of inclination of 23 ½ degrees that we have the four seasons. Jupiter is tilted on its axis at 3.1° and has more than 60 satellites. It’s mind-blowing to think that there’s literally an entire universe out there just waiting to be explored, and most of us don’t know a thing about it. ... All contents provided by us are based on best of our knowledge. NCERT Solutions For Class 6 Social Science Geography Chapter 1 - The Earth in the Solar System NCERT Book Solutions Class 6 Chapter 1 Earth is the third planet from the sun and the only planet to have an atmosphere containing free oxygen, oceans of water on its surface and life. It includes living things, planets, stars, galaxies, dust clouds, light, and even time. • Proxima Centauri. The matter which can be seen is spread over a space at least 93 billion light years across. Our Universe contains 176 billion (one billion = 100 crores) constellations (group of stars) and each constellation includes hundreds of billion stars. Its atmosphere consists of Carbon dioxide (96.5%) and Nitrogen. The universe consists of galaxies, planets, stars, meteorites, satellites and many other things. Chapter Introduction The spacecraft that reached in the orbit of Mars is named 440 Newton Liquid Apogee Motor (LAM). Its one rotation on its axis is completed in 24 hours, 37 minutes and 23 seconds while its revolution against sun takes 687 days. Since then, the Universe has been expanding outward at very high speed. • … There is only one Universe and everything that exists in this Universe itself. Speed of winds on this planet is 250 meters per second while it is tilted at 97.77° on its axis. ★ The Moon’s diameter is 2160 miles (3476 km). Sun is source of light, heat, energy and life on our Earth. Just click on the black box to view answers of each MCQs of our Solar System and Universe. This planet is one of the Gas Giants and has 1280 kilometer wide atmosphere composed of gases like Methane, Ammonia, Hydrogen and Helium. 6 Social Science NCERT Solutions in PDF for free Download on our website. It has around 62 satellites and biggest among them is Titan which is almost double the size of Moon. It is designed by scientists to gather information about the universe or for communication. Many a times, power grids get destroyed or seized because of disturbance at the surface of Sun. Nearest star to the Earth. It is carried by a rocket and placed in the orbit around the earth. Interactive Science Activities. These rings are made of frozen ice and rocks. Mercury Situated some 1,431 million kilometers (More than 143 crore km) away from Sun, it is constituted of iron and nickel principally. The word comet is derived from Latin word ‘Stella Cometa’ which means ‘hairy star’. All we do know is that the visible Universe is at least 93 billion light years across. Answer: Sun. our planet - earth by : abha arora Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Space is also filled with radiation (e.g. Get Our Universe, General Science Chapter Notes, Questions & Answers, Video Lessons, Practice Test and more for CBSE Class 10 at TopperLearning. Start studying The UNIVERSE Grade 6. Solar System: 6 StudyJams! • Alpha Centauri. Saturn is the second largest planet in our solar system. Actual distance varies from 221,457 to 252,712 miles. Our Sun is a star, one of perhaps a trillion stars in the Milky Way Galaxy.The galaxy itself is one of countless galaxies in the universe. cosmic rays). Sun’s light is very strong so, we should avoid looking at the sun directly as it could damage our eyes. The Universe contains billions of galaxies, each containing millions or billions of stars. Winds blow at speed of 2100 kilometers per hour in the atmosphere of this planet. The rotation of sun was observed by Galileo first of all. Parts of meteorites that remain unburnt and reach our Earth in small parts are named as meteorites. 6. Top 50 Questions About Universe and Universe History: In this post you can read 50 questions answers about Universe many factors like; Planet, Satellite, Asteroid, Black hole, Galaxy, Nebula, Solar-System, Star formation, Space and Space Missions, Universe History and recent activities & launches in astronomical science world those are most important and also very useful for any … Once you end the test or the test duration gets completed, you will not be able to edit any of the answers. Content Guidelines 2. As far its rotation on axis is concerned, it has similarity with Earth and it supports various seasons also. The Earth rotates around its own axis that tilts at around 23 ½ degrees. This 5 week course consists of 12 lessons. Course topics include: the ingredients of life, the origin of life on Earth, life beyond Earth, exobiology, and the search for intelligent life in the universe. CBSE Class 6 Geography Worksheets - The earth in our solar system - Practice worksheets for CBSE students. Inner planets are those planets which are nearer to sun as compared to others. The earth completes a rotation round its axis in 23 hours, 56 minutes and 4.09 seconds (approximately 24 hours) while to revolve around the sun, it takes 365 days 5 hours and 48 minutes. The universe is a huge space which contains everything that exists. Terms of Service 7. This is seventh planet of our Solar System and third largest planet. Essay, Geography, Universe, Essay on Our Universe. Atmosphere of Moon is so thin that it weighs only 104 kilograms and gravity is only one sixth part of the gravity of Earth. 1. Content Filtration 6. On April 21, 2013 a meteor shower was observed in many parts of the world in which more than 20 shooting stars were seen within an hour. Essay on Our Universe: Definition, Stars and Solar System! Disclaimer 8. Mars is a cold planet which has thin atmosphere. It is presumed that this crust reduced due to some comet accident. Uploader Agreement, Essay on the Earth: Structure and Gradients | Solar System | Geography, The Best Essay on Lithosphere | Earth | Solar System | Geography, Tidal Hypothesis of James Jeans | Tides| Geography, Essay on the Universe | Hindi | Geography, The Big Bang Theory | Hindi | Universe | Geography, International Tourism in India: Introduction, History, Trends, Opportunities and Future, Forestry: Definition, Branches, Costs, Programme and Conclusion | Geography, Contribution of Russia to World Geography (In Hindi), French Scholars and their Contribution to Geography in Hindi. 2. • Pole Star. Their study has concluded that meteors are made of metals like iron, nickel, aluminium, oxygen and tin. The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult questions. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Think you’ve got a decent knowledge of the universe? The Universe is incredibly huge. In the sequence of their distance from sun, these may be retented from initial alphabets of words in this sentence; My Very Efficient Mother Just Served Us Nuts. They neither have atmosphere nor light of their own but due to reflection of sunlight, they look illuminated. • Sirius. Its atmosphere is also quite different to that of other planets as it consists of 77% Nitrogen and 21% Oxygen which gives it a name of ‘blue planet’. These are; Jupiter, Saturn, Uranus and Neptune. Known as the Red Planet, Mars is fourth planet of our solar system as counted from Sun. Mercury lies some 579 million (57crore 90 lakh) kilometer away from Sun and its average temperature varies between 420°C during day to -180°C at night. This topic explains the contents of universe such as planets, galaxies, stars, constellations, comets, meteoroids.This is a product of Mexus Education Pvt. Here is an essay on ‘ Our Universe’ for class 6, 7, 8, 9, 10, 11 and 12. Outer planets are beyond asteroids and are constituted of gases, popularly known as Gas Giants. The quantum of such produced energy may be imagined from the fact that fusion produced energy in one second is more than as much mankind has used on Earth till date. Its swift rotation gives rise to winds at the speed of 1800 kilometers per hour. (A light year is the distance light travels in one year – about 9 trillion km.). This test is based on MCQ pattern There are 4 options out of which only one is correct. Pluto (Earlier know as ninth planet, was declared dwarf in August, 2006). Completing its rotation on its axis in 10 hours and 41 minutes, it makes one revolution around Sun in 29.5 years. Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Social Science Geography for Class 6 so that you can refer them as and when required. European Space Agency has found water vapour on Ceres on 22nd January, 2014. Travelling at the speed of light (300,000 km per second), it would take 100,000 years to cross our Milky Way galaxy alone. My child is interested in learning only some subjects. Help students understand the solar system, including the universe, gravity and inertia, and the planets, … Their total number was 5,186 in August, 2014. Gravity of Sun is 28 times more than that of earth and black spots visible on sun are actually very powerful magnetic regions. First beyond the Asteroids, Jupiter is fifth planet of our solar system and is the biggest planet. Moon on 21st July 1969. Each magnetic regions of sun is more than 10 thousand times more powerful than magnetic power of Earth. These celestial bodies revolve round the sun in anti-clockwise direction. The sun looks yellow from earth. It would take a modern jet fighter more than a million years to reach the nearest star to the Sun. Report a Violation 10. Prohibited Content 3. They are part of our universe. These rocky bodies are numerous and most of these are concentrated between Mars and Jupiter. Users can download and print the worksheets on class 5 EVS Our Universe for free. … The space between the stars and galaxies is largely empty. Situated approximately 4,498 million kilometer away from Sun, it completes one rotation its axis in 16 hours and a revolution around sun in 164.8 years. The light we see from the most distant galaxies has traveled approx- imately 10 billion years to reach us. Travelling at the speed of light (300,000 km per second), it would take 100,000 years to cross our Milky Way galaxy alone. The atmosphere of Saturn is mainly composed of Our earth is a part of solar system, which is a part of the Milky way galaxy. The Universe is incredibly huge. The water bodies cover 70 percent of the Earth. Situated nearly 14.96 crore kilometers away from sun. 3. Rajasthan Board RBSE Class 6 Social Science Chapter 1 Our Universe It revolves around the sun in anti-clockwise direction and completes one revolution in 12 years. We make learning fun & … This hottest planet is second most glittering celestial body, first being the Moon. These solutions for The Universe are extremely popular among Class 6 students for Science The Universe Solutions come handy for quickly completing your homework and preparing for exams. It is commonly defined as the the totality of everything that exists or is known to exist. Temperature of sun is 50 lakh degrees Kelvin (one Kelvin is equal to one degree on Celsius scale). Q1. Its rotation on its axis is very fast and completes one in just 10 hours causing severely blowing winds. The natural bodies in the sky are called celestial bodies or heavenly bodies. Download Our Universe worksheet for class 5 CBSE Printable Worksheets with solution. The Universe is everything we can touch, feel, sense, measure or detect. NCERT Solutions for Class 6 Social Science Geography - Chapter 1 ... A Human-made Satellite is an artificial body. It would take a modern jet fighter more than a million years to reach the nearest star to the Sun. Solar storms disturb communication system on Earth. Home > Class 2 Science Our Universe. One rotation of sun takes 25 days (of Earth) if observed from the equator while if we observe it from its poles, each rotation of sun takes 36 days. If you continue browsing the site, you agree to the use of cookies on this website. Neptune resembles to Uranus as seen in the Solar System. Neptune has 13 satellites while Triton and Neried are two main satellites. Get to the point NSTSE (National Science Talent Search Exam- Unified Council) Class 1 questions for your exams. The more you practice the better you perform. Planet is a Greek word which means, Wanderer. This planet is not only smallest one but also lies closest to Sun. These are too smaller than planets of Solar System but bigger than Asteroids. 1.3.3 How does our galaxy move relative to other galaxies in the universe? The planet Earth is around 4.5 to … Universe consists, constellation, in which Sun exists, is so big that from the core of constellation, light takes around 27 thousand years to reach up to sun. About 99.85% mass of solar system lies with sun only whereas planets constitute – 0.135%, comets – 0.01%, satellites – 0.00005%, dwarf planets – 0.000002%, shooting stars – 0.0000001% and inter planetary medium consists of 0.0000001% of the rest of mass. It is around 3,84,403 kilometers away from Earth and takes 27.3 days to complete its revolution around Earth. Actual size of each black spot may be lakhs of square kilometers. When we look at the sky, we see different kinds of natural bodies like the sun, the stars, the moon, and so on. Biggest such museum in Asia, it has 468 meteor parts. All the planets are spherical and are total eight in number. Each one contains huge populations of stars. Your test duration begins as soon as you view the first question. Namely these planets are; Mercury, Venus, Earth & Mars. Its size is 63 multiples bigger than earth but in weight it is only 14.5 multiples than that of Earth. These winds have their fatal effect on Ionosphere. Comets are being traced regularly. Revolving round sun in anti-clockwise direction, it completes one revolution in 84 years while for completing one rotation around its axis, it takes 10 hours and 48 minutes. As yet mankind has touched only this celestial body i.e. Optical telescope at Udaipur and Kodyekanal along with Radio telescope at Pune keep continuous watch over happenings related to Sun. However, even places far from stars and planets contain scattered particles of dust or a few hydrogen atoms per cubic centimeter. This shower is known as Orionid Meteor Shower. 1.2 Review: The Scale of the Universe; 1.3 Spaceship Earth; 1.3.1 How is Earth moving in our solar system? These celestial bodies were part of sun earlier and are made of frozen gases, ice and small rocky substances. Before uploading and sharing your knowledge on this site, please read the following pages: 1. Some thinkers part them parts of planet which has vanished while others say these are parts of Sun, Earth and Moon only. There are nine rings around Saturn which from three arcs around it. That is why it is called ‘Veiled planet’ also. Here we have given Rajasthan Board RBSE Class 6 Social Science Chapter 1 Our Universe. India fired its first satellite named Arya Bhatt in 1975 and since then, we have sent more than 75 satellites into the orbit. All the other planets rotate around their axis from West to East. It completes its revolution around Sun in 88 days while takes 58 days and 16 hours to complete its one rotation on its axis. Comet which passed through Solar System was first seen in 1705 and it passes close to sun after every 75.5 years. ★ Average distance between the Earth and the Moon is about 239,000 miles. This fusion gives birth to energy. Universe: The Universe is the largest unit in which we live. Tail is never towards sun facing side of comet and shines with rays from Sun. Mars is only planet other than Earth which has ice-caps on its poles which have been named as Planum Boreum (North Pole) and Planum Australe (South Pole) or Southern Cap. At corona this temperature varies from 10 lakh Kelvin to 50 lakh Kelvin. The universe (Latin: universus) is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.While the spatial size of the entire universe is unknown, it is possible to measure the size of the observable universe, which is currently estimated to be 93 billion light-years in diameter. We hope the given The Earth in the Solar System Class 6 Notes Social Science Geography Chapter 1 … Printable Worksheets makes perfect. The galaxies are also moving further apart as the space between them expands. According to International Astronomical Union (IAU) biggest among Inner planets, Earth is only planet which has Geological activity taking place in its core. In the absence of sun our earth would be just a ball of ice coated rock. March 22, 2019 by Fazal Leave a Comment RBSE Solutions for Class 6 Social Science Chapter 1 Our Universe is part of RBSE Solutions for Class 6 Social Science. The Earth is the third planet from the sun and it is the fifth largest planet in the solar system. Our learning system helps your children learn at their own pace. Copyright 9. No one knows the exact size of the Universe, because we cannot see the edge – if there is one. Having two satellites, Mars is placed around 2279 lakh kilometer away from sun. Ncert solution class 6 Social Science includes textbook solutions from part 1 and part 2 and part 3 NCERT Solutions for CBSE Class 6 Social Science have total 29 chapters. My children are unable to cope with the pace of topics being taught in class. This comet is periodical one and may be sighted at specific intervals but all the comets are not periodical. Here are some important objective types of General knowledge for your upcoming exams. The Universe has not always been the same size. So the area of space we now see is billions of times bigger than it was when the Universe was very young. Normally looking pale, this spherical ball of fire has 13 lakh multiples more volume than that of Earth and 3.25 lakh times more weight. • Sun. Sun –Star of the Solar System • It ‘s the heaviest among solar system • It is a ball of hot ,burning gases. light and heat), magnetic fields and high energy particles (e.g. Also known as sister planet of Earth, Venus resembles to it in shape, size and gravity. 4. These planets are known as terrestrial planets also. The universe is space where all the planets, Stars, Galaxies, comets Black holes etc are found. 1.2.6 How big is the universe? A universe contains approximately 10^13 number of galaxies. GEOGRAPHY CLASS: 6 CHAPTER 1 The earth in our solar system. The Universe is huge and possibly infinite in volume. Sun is very important for our existence on earth. These get attracted towards Earth because of gravity of Earth. Find paragraphs, long and short essays on ‘Our Universe’ especially written for school and college students. Satellites are of two types, manmade and natural. Its soil has very rich iron content and because of Ferrus content it looks red. Higher cloud formation consists of Methane gas while lower formation consists of water. Sunwww.makemegenius.com Free Science Videos for Kids 7. English scientist Edmond Halley founded it and it was therefore named Halley’s Comet. Prepared by teachers of the best CBSE schools in India. Many layers of clouds are found on Uranus. General_science_(solutions) Solutions for Class 6 Science Chapter 16 The Universe are provided here with simple step-by-step explanations. NCERT Solutions Class 6 Social Science Geography Chapter 1 The Earth in the Solar System. It completes its revolution round sun is 224.7 days while takes 243 long days to complete its rotation round its own axis from East to West. Nucleus of Halley’s Comet is 16 x 8 x 8 kilometers and it is the darkest object in solar system. Natural satellites rotate on their axis also. Galaxies themselves are collected together into clusters and superclusters that make up what astronomers call the "large-scale structure of the universe". Galileo founded Mercury in 1631 which has no satellite. Head of comet is 16 million kilometers in diameter and is followed by cloud of misty substance looking like a tail. The sixth from sun and second largest planet in solar system is Saturn. Venus lies nearly 1082 million kilometers away from Sun. There are various dwarf planets in our solar system, out of which only five have been recognised. The success of India to plant its Orbiter in orbit of Mars in its just first attempt has made it a pioneer and an exceptional one. The Universe, Solar System, and Planets I Questions: ... portion of the sky with the Hubble Space Telescope reveals that the universe is filled with galaxies- many just like our own. Image Guidelines 4. It is a collection of galaxies. Its core is made of iron and has this part larger than crust. Most of the satellites are unknown for mankind as far information about them is concerned. The planet consists of around 900 full circles and various incomplete arcs. For comparison, the diameter of a typical galaxy is only 30,000 light-years, and the typical distance between two neighboring galaxies is only 3 million light-years. Before the birth of the Universe, time, space and matter did not exist. It does not have atmosphere of its own and is engulfed by blasts taking place because of Sun. The universe is unimaginably and infinitely big. Sun rotates round its axis from West to East. Presence of Methane gas makes it look green. Continuous winds blow at the surface of sun at speed of 800 to 900 kilometer per second and these may prove dangerous for Earth at times. Secondly their relief constitution includes rocks and metals. Such wonderful sights are very common in our solar system. Pressure of gaseous material on its centre is 200 billion multiples more than the pressure of air, Earth experiences while density of gases is 150 times more than that of water. 1.3.2 How is our solar system moving in the Milky Way Galaxy? In the solar system, Earth is the fifth largest of the planets. Constituted of gases, Uranus has coldest atmosphere as compared to all the planets and has an average temperature of 223°C. The planets do not have any light of their own but these illuminate by reflecting sunlight and are visible at night. It is a gas giant with an average radius of about nine times that of Earth. ★ The Moon’s gravity is 1/6 that of Earth. These winds look like multi-coloured cloud belts. One can see a streak of star light in the sky sometimes, it gives an impression that any part of star has broken away. 1. This fusion is continuous process on the surface of Sun. Satellites are actually celestial objects that revolve around some other celestial object. So here are some amazing facts about Earth that everyone should know: 1. Sun is not stationery and completes one rotation round its own axis in 25 days. We can group these planets in two, that is:­. The atmosphere of Titan is thicker than that of Earth. Science-Our Universe: Questions 1-7 of 39. This is a rocky celestial body like Earth and second planet if counted serial vise from Sun. But it is smaller than Uranus and its surface is more condense. Plagiarism Prevention 5. Earth, the planet that we live in, is the only planet in the solar system that is known to harbor any life form. These are actually meteorites. The solar system which is part of Milky Way galaxy is in disc-shaped spiral form. Speed of winds on Saturn is higher than that on Jupiter but lesser than that on Neptune. It has a satellite named Moon. Halley’s Comet was seen in 1910, then in 1986 and next it shall be sighted in 2062. Our mother planet’s name has not been derived from Greek or Roman language but from old English and Germanic. This on-line course explores the history of life on our own planet and the possibility for life elsewhere. Download NCERT Book for Class 6 Geography (Chapter - 1, 2, 3, 4, 5, 6, 7, 8) The Earth Our Habitat and prepare for CBSE Class 6 Geography exam 2020-21. 1.3 Review; Ch 2 – Understanding the Sky. Indian Museum at Kolkata is known for preserving remains of meteors. Moon is natural satellite of our Earth. Hydrogen in form of Plasma turns into Helium at this temperature. Scientists believe it began in a Big Bang, which took place nearly 14 billion years ago. It has a number of volcanoes just like Earth and its surface has been formed because of volcanic eruptions.
our universe for class 6 2021