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274 Arrow-Puffin-3_Semester-1 SocialA. Tick (%uf0fc) the right option.1. Magellan set off on a voyage from . (a) Spain (b) New York (c) London2. We live on Planet . (a) Mars (b) Jupiter (c) Earth3. There are planets in the solar system. (a) nine (b) eight (c) tensolar system : the sun, planets and other bodies that revolve around the sunplanet : a body that revolves around the sunatmosphere : the layer of air surrounding the Earthwater bodies : accumulation of water on Earth%u2019s surfacehorizon : the line at which the Earth and the sky appear to meetcoast : part of land near the seaaxis : an imaginary line on which Earth rotatesorbit : a path on which Earth moves around the sunLet%u2019s Learn WordsEarth is one of eight planets in the solar system.Earth's surface has three-fourths water, one-fourth land, and diverse landforms.Earth has air and water which supports life.People once thought Earth was flat and would fall off its edge.Aristotle and Copernicus proposed that Earth was a sphere. Ferdinand Magellan's voyage kept sailing in the same direction, proving that Earth was round.The horizon appears as Earth-sky intersection, but they don't meet.Coast refers to land-sea boundary, with many residing in coastal regions.Let%u2019s RecallAssessmentConceptual Learning