Life in Space
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Preview (10 questions)Show answers
  • Question 1
    30 seconds
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    Q. What is the most important factor that determines Earth’s temperature?
    answer choices
    Distance to the Moon
    Gas composition of the atmosphere
    Proximity to the Sun
    Amount of water on the planet
  • Question 2
    30 seconds
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    Q. If Earth were much smaller, it would not support life because it would not have enough mass to
    answer choices
    collect needed radiant energy from the Sun.
    maintain a gravitational pull on the Moon.
    have sufficient gravity to hold an atmosphere.
    rotate on its axis once per day.
  • Question 3
    120 seconds
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    Q. What conditions would you look for if you were looking for life on moons or other planets besides Earth?
    answer choices
    Moderate temperature, ice, and the presence of a gas containing atmosphere.
    Cold temerature, liquid water, and the absence of gas containing atmosphere.
    Moderate temperature, liquid water, and presence of a gas containing atmosphere.
    Hot temperature, liquid water, and the absence of gas containing atmosphere.
  • Question 4
    30 seconds
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    Q. What does the space suit provide protection against?
    answer choices
    Extreme temperatures
    Muscle loss
    Bone loss
    Excessive oxygen
  • Question 5
    30 seconds
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    Q.

    In order to survive, astronauts must do what with their water?

    answer choices

    Conserve

    Recycle

    Reuse

    All of these are correct

  • Question 6
    45 seconds
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    Q.

    Which of the following accommodations on the space station is used by astronauts to combat the effects of microgravity on their bones?

    answer choices

    special handles

    Velcro straps

    Exercise equipment

    oxygen system

  • Question 7
    60 seconds
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    Q.

    What does the word orbit mean?

    answer choices

    to revolve around

    to float

    to imitate

    to restore

  • Question 8
    120 seconds
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    Q.

    What causes astronauts' bones and muscles to weaken in space?

    answer choices

    the lack of gravity

    the lack of exercise

    the strange sleep cycles

    the unusual space food

  • Question 9
    120 seconds
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    Q.

    How is personal cleaning different on a space station?

    answer choices

    Astronauts don't brush their teeth.

    Astronauts don't use any water to clean themselves.

    Astronauts use shampoo without water.

    Astronauts shower more frequently.

  • Question 10
    60 seconds
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    Q.

    Why do astronauts go through so much training before heading to outer space?

    answer choices

    Astronauts train for fun because life in space is easy.

    Astronauts need strength to bear the extra gravity in outer space.

    Astronauts need to look good when they are woerking up in space.

    Astronauts' lives are very challenging, and they need to be fully prepared.

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