{"id":837,"date":"2024-06-26T17:36:25","date_gmt":"2024-06-26T16:36:25","guid":{"rendered":"https:\/\/learnnest.in\/?p=837"},"modified":"2024-06-26T17:40:02","modified_gmt":"2024-06-26T16:40:02","slug":"16-the-universe","status":"publish","type":"post","link":"https:\/\/learnnest.in\/index.php\/2024\/06\/26\/16-the-universe\/","title":{"rendered":"16: The Universe"},"content":{"rendered":"\t\t
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The Universe Q & A<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Q.1. Name these.<\/strong><\/p>

(a) Birthplace of stars.
Ans:<\/strong> Nebulae.<\/p>

\u00a0(b) The biggest planet in the Solar System.
Ans:<\/strong> Jupiter.<\/p>

(c) The galaxy which is our neighbour.<\/strong>
Ans:<\/strong> Andromeda.<\/p>

(d) The brightest planet in the solar system.<\/strong>
Ans:<\/strong> Venus.<\/p>

(e) Planet with the largest number of satellites.<\/strong>
Ans:<\/strong> Jupiter.<\/p>

(f) Planet without a single satellite.<\/strong>
Ans:<\/strong> Venus and Mercury.<\/p>

(g) Planet with a rotation different from other planets.<\/strong>
Ans:<\/strong> Venus.<\/p>

(h) A celestial body that carries a tail along.<\/strong>
Ans:<\/strong> Comet.<\/p>

Q.2. Fill in the blanks.<\/strong><\/p>

(a) The group of galaxies of which our Milky Way is a part is called local group<\/u> .

<\/p>

(b) Comets are made of ice and dust particles<\/u> .<\/p>

(c) The planet uranus<\/u> appears as if it is rolling along its orbit.<\/p>

(d) Jupiter<\/u> is a stormy planet.<\/p>

(e) The pole star is the best example of a variable<\/u> type of star.<\/p>

Q.3. Say if the statements given below are right or wrong. Rewrite the statements after correcting them.<\/strong><\/p>

(a) Venus is the planet closest to the sun.<\/strong>
Ans:<\/strong> Wrong:- Mercury is the planet closest to the sun.<\/p>

(b) Mercury is called a stormy planet.<\/strong>
Ans:<\/strong> Wrong:- Jupiter is called a stormy planet.<\/p>

(c) Jupiter is the biggest planet.<\/strong>
Ans:<\/strong> Right.<\/p>

Q.4. Answer the following.<\/strong><\/p>

(a) What is a special characteristic of the planet Mars?
Ans:<\/strong> A special characteristic of the planet mars is that the highest and the longest mountain in the solar system \u2018Olympus Mons\u2019 is located on Mars.<\/p>

(b) What are the types of galaxies?<\/strong>
Ans: <\/strong>The types of galaxies are spiral, elliptical, barred spiral, irregular.<\/p>

(c) Which celestial bodies does a galaxy include?<\/strong>
Ans:<\/strong> A galaxy includes stars, their planetary system, cluster of stars, nebulae, clouds of gases, clouds of dust, dead stars, newly bom stars etc.<\/p>

(d) Name the different types of stars.
Ans:<\/strong> The different types of stars are:-<\/p>

  1. Sun-like stars<\/li>
  2. Red Giants<\/li>
  3. Super Nova<\/li>
  4. Binary or Twin Stars<\/li>
  5. Variable Stars<\/li><\/ol>

    (e) What are the types of comets and on what basis are they classified?
    Ans:<\/strong>\u00a0The types of comets are long-period comets and short-period comets and they Classified on the basis of the time (period) taken by the comets to complete one revolution around the sun.<\/p>

    (f) What is the difference between meteors and meteorites?
    Ans: <\/strong>The difference between meteors and meteorities is:-<\/p>

    1. Meteors are rocky pieces originating from the asteroid belt. Smaller rocky pieces get completely burnt due to friction with air after they enter the earth\u2019s atmosphere.<\/li>
    2. Meteors which do not bum completely and fall to the surface of the earth are called meteorites.<\/li><\/ol>

      \u00a0<\/p>

      (g) What are the characteristics of the planet Neptune?<\/strong>
      Ans:<\/strong> The characteristics of the planet Neptune are that it is the eighth planet in our solar system, a season on Neptune lasts for about 41 years and on this planet winds blow with extremely high speed.<\/p>

      \u00a0<\/p>

      Q.5. Match the following.<\/strong><\/p>

      Group \u2018A\u2019<\/strong><\/p><\/td>

      Answer<\/strong><\/p><\/td><\/tr>

      1. Galaxy<\/strong><\/p><\/td>

      (c) Spiral<\/p><\/td><\/tr>

      2. Comet<\/strong><\/p><\/td>

      (e) Halley<\/p><\/td><\/tr>

      3. Sun-like star<\/strong><\/p><\/td>

      (d) Sirius<\/p><\/td><\/tr>

      4. Saturn<\/strong><\/p><\/td>

      (b) 33 satellites<\/p><\/td><\/tr>

      5. Venus<\/strong><\/p><\/td>

      (a) From east to west<\/p><\/td><\/tr><\/tbody><\/table>

      \u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

      The Universe Q & A Q.1. Name these. (a) Birthplace of stars.Ans: Nebulae. \u00a0(b) The biggest planet in the Solar […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[15,9],"tags":[151,152,153],"_links":{"self":[{"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/posts\/837"}],"collection":[{"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/comments?post=837"}],"version-history":[{"count":4,"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/posts\/837\/revisions"}],"predecessor-version":[{"id":842,"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/posts\/837\/revisions\/842"}],"wp:attachment":[{"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/media?parent=837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/categories?post=837"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/learnnest.in\/index.php\/wp-json\/wp\/v2\/tags?post=837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}