Science Virtual Guide 4a Second Session

18 Questions | Total Attempts: 23

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Science Virtual Guide 4a Second Session


Questions and Answers
  • 1. 
    The earth spins or rotates on its own axis. It takes one month to complete one rotation.
    • A. 

      True

    • B. 

      False

  • 2. 
    The telescope was an important discovery because it enabled scientists to study objects in the solar system more closely and to prove some of their theories about the solar system.
    • A. 

      True

    • B. 

      False

  • 3. 
    One year on the Earth is around 365 days and 6 hours
    • A. 

      True

    • B. 

      False

  • 4. 
    The earth moves around the
    • A. 

      Moon

    • B. 

      Sun

    • C. 

      Jupiter

    • D. 

      Mars

  • 5. 
    There are 7 planets that move around the sun
    • A. 

      True

    • B. 

      False

  • 6. 
    The earth spins on its own axis as it orbits the sun
    • A. 

      True

    • B. 

      False

  • 7. 
    How the day and night is produced
    • A. 

      The revolution of the earth causes day and night because one face of the earth is in front of the sun and the other is facing away from the sun.

    • B. 

      The rotation of the earth causes day and night because one face of the earth is in front of the sun and the moon illuminates the other face

    • C. 

      The rotation of the earth causes day and night because one face of the earth is in front of the sun and the other is facing away from the sun.

    • D. 

      The rotation of the earth causes the day and night because the earth always has the sun rays illuminating it.

  • 8. 
    Choose the things that human-made satellites can be used for.
    • A. 

      Communications

    • B. 

      Investigate human life

    • C. 

      Produce energy

    • D. 

      Monitoring the weather

  • 9. 
    The earth is the only planet in our solar system which has perfect conditions for life.
    • A. 

      True

    • B. 

      False

  • 10. 
    Opaque materials let some light through them.
    • A. 

      True

    • B. 

      False

  • 11. 
    Opaque materials let no light through them.
    • A. 

      True

    • B. 

      False

  • 12. 
    Why the person has the shadows?
    • A. 

      Because the person was illuminated by a light source

    • B. 

      Because the person was illuminated by the sun

    • C. 

      Because the person was illuminated by three light sources

    • D. 

      Because the person was illuminated by four light sources

  • 13. 
    Shadows are smaller when an object is closer to the light source.
    • A. 

      True

    • B. 

      False

  • 14. 
    Shadows are smaller when an object is further away from the light source.
    • A. 

      True

    • B. 

      False

  • 15. 
    The lenses in sunglasses are translucent
    • A. 

      True

    • B. 

      False

  • 16. 
    To measure the Luxes accurately, we can use a light meter.
    • A. 

      True

    • B. 

      False

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