6th Grade Science Space Unit Test

27 Questions | Total Attempts: 2382

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6th Grade Science Quizzes & Trivia

There have been cars launched into space, man walking on the moon and people buying land on mars over the past decades. Do you know that the universe is approximately 13. 8 billion years old? How well do you know space and what exists outside earth? Take this fun quiz and broaden your knowledge.


Questions and Answers
  • 1. 
    This rocky belt sits between Mars and Jupiter.
    • A. 

      Rhinestone belt

    • B. 

      Knuiper Belt

    • C. 

      Asteroid Belt

  • 2. 
    A frozen chunk of ice dust "Dirty Snowman" whose orbit around the sun is very elliptical is called
    • A. 

      Comet

    • B. 

      Meteoroid

    • C. 

      Asteroid

  • 3. 
    These forces work together to keep planets in orbits?
    • A. 

      Inertia and gravity

    • B. 

      Light and heat

    • C. 

      Up and down

  • 4. 
    How does energy from the sun come (travel)to Earth?
    • A. 

      It waits for rain and then the rain brings down the energy

    • B. 

      By gravity & inertia

    • C. 

      Through light & heat from the rays

  • 5. 
    Inertia means:
    • A. 

      If something is moving, it will keep moving until something stops it. If something is not moving, it will just sit there until something comes along to move it.

    • B. 

      The thing that makes you stick to the Earth & keeps us from floating.

  • 6. 
    This is a chunk of rock that is orbiting the sun:
    • A. 

      Asteroid

    • B. 

      Satellite

    • C. 

      System

  • 7. 
    Meteoroids usually come from
    • A. 

      Strong solar winds

    • B. 

      The sun

    • C. 

      Left over pieces of comets or asteroids that have collided (crashed)

  • 8. 
    Aliens from other galaxies travel a long way here to fish and swim on this watery planet.
    • A. 

      Earth

    • B. 

      Jupiter

    • C. 

      The Moon

  • 9. 
    This planet is covered mostly in water and is the only planet known to have life.
    • A. 

      Jupiter

    • B. 

      Earth

    • C. 

      Pluto

  • 10. 
    This is the largest planet in our solar system.
    • A. 

      Jupiter

    • B. 

      Earth

    • C. 

      Mars

  • 11. 
    I am the red planet. Astronauts have visited me many times. I am the 4th planet from the sun. Which planet am I?
    • A. 

      Earth

    • B. 

      Mercury

    • C. 

      Mars

  • 12. 
    I am the brightest of the planets, 2nd from the sun, & sometimes called the “Evening Star”. Which planet am I?
    • A. 

      Venus

    • B. 

      Earth

    • C. 

      Jupiter

  • 13. 
    I am the water planet, 3rd from the sun, and the only planet known to have life. Which planet am I?
    • A. 

      Earth

    • B. 

      Jupiter

    • C. 

      Mercury

  • 14. 
    My beautiful rings make me popular, I’m the 6th from the sun and I have 18 known moons. Which planet am I?
    • A. 

      Mercury

    • B. 

      Uranus

    • C. 

      Saturn

  • 15. 
    I am a small, icy "dwarf planet" and scientist are questioning if I am even a real planet. Which planet am I?
    • A. 

      Pluto

    • B. 

      Earth

    • C. 

      Jupiter

  • 16. 
    Well, I rotate on my side in a tilted way & I’m the 7th from the sun. Which planet am I?
    • A. 

      Venus

    • B. 

      Uranus

    • C. 

      Neptune

  • 17. 
    I’m the small, rocky planet, closest to the sun with almost no atmosphere. Which planet am I?
    • A. 

      Mercury

    • B. 

      Venus

    • C. 

      Earth

  • 18. 
    My winds are the fastest in the solar system and I am the 8th planet from the sun. Which planet am I?
    • A. 

      Neptune

    • B. 

      Venus

    • C. 

      Jupiter

  • 19. 
    Which answer shows the planets listed in the correct order from the sun:
    • A. 

      Sun=Neptune, Uranus, Jupiter, Pluto, Saturn, Venus, Mars, Mercury, Earth

    • B. 

      Sun= Earth, Venus, Mars, Mercury, Neptune, Uranus, Jupiter, Pluto, Saturn

    • C. 

      Sun= Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto

  • 20. 
    Do planets travel around the sun in an elliptical orbit? (stretched out circles)
    • A. 

      Yes, they do.

    • B. 

      No, they do not.

  • 21. 
    Meteoroids are small rocky objects that orbit the Sun
    • A. 

      Yes, that is TRUE!

    • B. 

      No, that is FALSE!

  • 22. 
    Meteoroids are made up of pieces from the sun
    • A. 

      Yes, that is TRUE!

    • B. 

      No, that is FALSE!

  • 23. 
    The time that it takes for a planet to rotate once on its axis is its:
    • A. 

      Rotation period.

    • B. 

      Shuttle period.

    • C. 

      Crater period.

  • 24. 
    The image that is rotating around this planet is an example of a:
    • A. 

      Alien automobile

    • B. 

      Natural satellite

    • C. 

      Man Made satellite

  • 25. 
    When meteoroids land on earth, their name changes to:
    • A. 

      Comets

    • B. 

      Meteorites

    • C. 

      Asteroids

  • 26. 
    The Italian astronomer, Galileo, was the first scientist to do what?
    • A. 

      Discover the correct shape of the planets orbits

    • B. 

      Discover gravity & inertia

    • C. 

      Use a telescope to look at objects in sky

  • 27. 
    This _________ in the earth was most likely caused by a _______ crashing into the ground.
    • A. 

      Volcano/earthquake

    • B. 

      Crater/meteorite

    • C. 

      Comet/star