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5 Written questions

5 Matching questions

  1. perihelion
  2. precession
  3. full moon
  4. centrifugal force
  5. the ecliptic plane
  1. a where the earth is closest to the sun
  2. b the effects of inertia that arise in connection with rotation and which are experienced as an outward force away from the center of rotation.
  3. c the phase of the moon in which its whole disk is illuminated
  4. d the plane of th earth's orbit around the sun
  5. e the slow movement of the axis of a spinning body around another axis due to a torque acting to change the direction of the first axis

5 Multiple choice questions

  1. when the sun is obscured by the moon
  2. the time or date at which the sun crosses the celestial equator, when day and night are of equal length in autumn
  3. a shadow, the fully shaded inner region of a shadow
  4. an eclipse of the sun in which the edge of the sun remains visible as a bright ring around the moon
  5. the phase of the moon when it is in conjunction with the sun and visible from the earth

5 True/False questions

  1. vernal equinoxthe moon appears darkened as it passes into the earths shadow


  2. penumbraa shadow, the fully shaded inner region of a shadow


  3. crescentthe outermost solid shell of a rocky planet or moon


  4. summer solsticethe day that starts summer


  5. aphelionwhere the earth is closest to the sun