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5 Written questions

5 Matching questions

  1. Light year
  2. Elliptical
  3. Weight
  4. Crescent moon
  5. Meteoroid
  1. a a unit of distance that astronomers use to measure distance to stars and galaxies in space; equal to the distance light travels in one year
  2. b the slightly oval shape of Earth's orbit around the Sun
  3. c the measure of gravitational force on an object; influenced by mass but they are not the same
    Spring scale tool used to measure weight
  4. d a small slice of the lighted side of the Moon is facing Earth
  5. e a chunk of rock that moves about within the solar system; called a meteor if it enters a planet's atmosphere; called a meteorite if it impacts the surface of a planet or moon

5 Multiple choice questions

  1. the force of attraction between two masses; a more massive object has greater pull on a less massive object; the closer the objects, the greater the pull
  2. an optical instrument that separates the light given off by an object into bands of different colors; can be used to identify elements in a star
  3. objects that orbit the central star, known as the Sun; e.g. planets, moons, asteroids, comets, meteoroids
  4. a stream of electrically charged particles flowing from the Sun
  5. a mass of frozen gases and rock particles that orbits the Sun

5 True/False questions

  1. Coronathe outermost and largest of the layers of the Sun's atmosphere
    Sunspots

          

  2. Seasonsdark areas of the Sun's surface, which are cooler than surrounding areas

          

  3. Galaxythe force of attraction between two masses; a more massive object has greater pull on a less massive object; the closer the objects, the greater the pull

          

  4. Prominencea mass of frozen gases and rock particles that orbits the Sun

          

  5. Waxing phasesthe lighted side of the Moon gradually increases

          

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