Topic: World Physical Geography 1) Describe any three experiments or observations which support the belief that the earth is roughly a sphere. All the MCQs are given are in the Quiz format. Geoid means an earth-like shape. Geographical Division of Earth & its Relation to Solar System Shape of Earth Oblate spheroid or oblate ellipsoid shape Slightly flattering at poles & slightly bulging at equator Polar radius approx. The Burevi will be the fifth cyclonic storm to take shape into the North Indian Ocean this year. Goldilocks zone A habitable zone, also called a Goldilocks zone, is the region around a star where orbiting planets similar to the Earth … Endogenic forces and exogenic forces can create a lot of landforms. The Mahavamsa describes the foundation laying, where fissures were filled with stones and stamped down by elephants whose feet were protected with leather bindings. Tides based on the Sun, Moon and the Earth Positions: The height of rising water (high tide) varies appreciably depending upon the position of sun and moon with respect to the earth. The solid foundation lay on bed-rock and the dome was constructed of full and half bricks and earth fill, the unique shape of a perfect ellipsoid allowed for stress and thus allowed the construction of the large structure. Eccentricity refers to the shape of the orbit. Diastrophism Involves the Following Processes: Epeirogenic motions: this is the process of warping or upliftment of large parts of the earth’s surface. Mechanism of Wind System: The wind system is formed due to the sun’s radiation as the different parts of the earth’s surface do absorb the sun’s radiation differently. An eccentric orbit is elliptical, with the satellite’s distance from Earth changing depending on where it is in its orbit. This is the first set of MCQ on Earth. A satellite with a low eccentricity orbit moves in a near circle around the Earth. In Size, it is the fifth largest planet. These light pulses—combined with other data recorded by the airborne system— generate precise, three-dimensional information about the shape of the Earth and its surface characteristics. So Geomorphic means how was the earth formed or how did the earth acquired this shape. It is slightly flattened at the poles. Forces inside and outside the earth can change the shape of the earth's surface. It is flattened at the poles and bulged out at the equator. and are typically 1 – 2 kms in length. UPSC Notes | EduRev is made by best teachers of UPSC. 1. Good luck. In the next 200 million years or so, reptiles of different shapes and sizes dominated on earth. Geography play an important role in the Civil Services Exam Preparation. Drumlins occur in different sizes and shapes (parabolic, symmetric, etc.) 1.1 The study of the earth’s interior is essential • to understand the earth’s surface • to understand the geophysical phenomenon like volcanism, earthquakes, etc. These light pulses—combined with other data recorded by the airborne system— generate precise, three-dimensional information about the shape of the Earth and its surface characteristics. You see there are two kinds of forces that acts on earth and it is constantly making it change. This document is highly rated by UPSC students and has been viewed 1175 times. Note: The eccentricity (e) of an orbit indicates the deviation of the orbit from a perfect circle. Fluvial Erosional Landforms; Fluvial Depositional Landforms ; The removal and transport of sediment due to fluvial processes result in erosional landforms. UPSC … This includes all the processes that raise, move or build up the parts on the earth’s surface. Nowadays, when you can see the Earth in its true perspective from the outer space, the fact that the shape of the Earth is spherical needs no further proof. Earth acquired its shape on earth - endogenic and exogenic process: These processes are mainly land forces! This is a very important read for UPSC and State PCS exams. The present composition of earth’s atmosphere is chiefly contributed by nitrogen and oxygen. The local villagers have created heaped piles of earth and are growing vegetables such as brinjal, tomato, spinach and lady’s fingers with the new model. Also Read: Recent GI Tags in India 2020: Current Affairs Booster for UPSC Exam Preparations. Since the earth is in a spherical shape, only half of its gets light from Sun experience day while another half away from the Sun experience night. We have already seen the effects of geomorphic forces in our previous Geography notes. (UPSC geography optional paper 1 2019, 20 Marks) Answer. Its configurations, atmosphere and magnetic field allow to exist life on it. Nov 10, 2020 - Motions of the Earth - Physical Geography, UPSC, IAS. Its radius is approximately 6400 km. The circle which divides the day from night on the globe is called the circle of illumination. Due to the spherical shape of Earth, rotation of the earth in inclined axis, and revolution; the distribution of insolation is not equal all over the earth's surface and unequal heating creates pressure gradients. The answer to this question depends on one’s frame of reference. This segment gives details on the lithosphere, hydrosphere, atmosphere, and biosphere. UPSC CIVIL SERVICES EXAMINATION PRELIMS SPECIAL 1995 - 2018 PREVIOUS YEAR QUESTIONS www.civilstap.com GEOMORPHOLOGY (EARTH & ITS EVOLUTION) CHAPTER LISTING www.civilstap.com Unit Chapter World Geography Physical Geography Geomorphology Climatology Oceanography Biogeography Social Geography Economic Geography Indian Geography Physical … waves) emanating from it is essential to understand the evolution of the earth’s surface, its current shape and its future. The earth takes about 24 hours to complete one rotation around its axis, the period of rotation is known as the earth day. Below are some important Geography MCQ for you. Geography MCQ on Earth: Important Multiple Choice Question on The Earth and its associated Facts. The crust is the outermost layer of the earth, and the core is the innermost layer of the earth, located at a depth of 2900 Km. Geography is a very important component of the IAS Exam. So you can try each question carefully and answers are given in the black box. Earth is elliptical in shape. For UPSC 2021 Preparation, follow BYJU'S. We provide most important objective type questions for your upcoming govt job examinations like CGL, SSC, IAS, UPSC Railway etc. This article briefly throws light on these 3 different interior layers of the earth. It is expected to first hit Sri Lanka … In all type of competitive examinations some questions associated earth are given as an … It is a remote sensing method that uses light in the form of a pulsed laser to measure ranges (variable distances) to the Earth. The Size of Earth | UPSC – IAS In a human frame of reference , however, Earth is impressive in size. What is earth day? (Fig.1) A SSPV is made of location-specific clay and sawdust , mixed in a proportion to suit the desert sand , press-formed to the frustum shape . There are two types of landforms created by the fluvial process. Read on for factual details about different continents and the four domains of the Earth. How was the earth 's surface are endogenous and earth Movements for UPSC Civil Services General Studies,. 21 km shorter than equatorial radius Axis of Earth Earth rotating around an imaginary line running through North pole & South pole via its center The equatorial radius is about 21 km longer than polar radius, from \[g=\frac{GM}{{{R}^{2}}}\] It is flattened at the poles and bulged out at the equator. This is due to many factors including valleys, water bodies, clouds, etc. Major Domains of The Earth - NCERT Notes Geography for UPSC Exam Preparation. Climatology for General Studies UPSC Civil Services Exam 1. Earth is the only planet on the solar system where life exists. They’re less than 50 meters high and are 300-600 meters wide and are mostly composed of glacial till, gravel and sand in varying proportions.Drumlins form near glaciers/ice sheets and have most of glacially-formed features (scours, eskers, valleys). Latitudes and Longitudes 1.1 Latitude or Parallel ... Motions of the earth 2.1 Rotation of Earth • Shape of the earth 2.2 Revolution • Solstice • Equinox • Perihelion and Aphelion • Eclipse 3. As per this theory, in the beginning, all matter or substance The stars are localised gas lumps inside a nebula. Processes and earth Movements for UPSC Civil Services General Studies Paper, … In this article, we will discuss the Wind system and the various types of wind. UPSC Exam Details UPSC Exam Notification ... Landforms are small to medium tracts or parcels of the earth s surface. MCQ On Earth : Associated Facts. Take the form of weathering, mass wasting, erosion, deposition which have been dissected by into. 1979 preliminary UPSC examination questions and answers with explanations. Geo basically means earth, that’s why geography is the study of earth and morphic means shape or form. UPSC Geography The origin and evolution of the earth NCERT Extracts - The Origin and Evolution of the Earth ... Venus is considered as 'Earth's-twin' because its size and shape are very much similar to that of the earth. (150 Words) Certificate Physical and Human Geography, Goh Cheng Leong, Chapter – 1 Goh Cheng Leong is a very important book for the IAS Exam preparation and … PHOTO : EARTH NULL SCHOOL | Cyclone Burevi | UPSC. A landform is a natural feature of the solid surface of the Earth. That is why, shape is described as a Geoid. Examples include Mountains, Plateaus, and Plains. Structure of the Earth (UPSC Notes):-Download PDF Here Earlier, Cyclone Nivar, which made its landfall in Puducherry last week. Cyclone Gati, which made its landfall in Somalia, Cyclone Nisarga in Maharashtra and Cyclone Amphan, which hit eastern India in May. Giant ferns (pteridophytes) ... 2 Year Package is the most ideal and highly recommended as the UPSC Cycle (Start of Preparation to Results) lasts for close to 2 years. 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