10 questions
In order to survive, astronauts must do what with their water?
Conserve
Recycle
Reuse
All of these are correct
Which of the following accommodations on the space station is used by astronauts to combat the effects of microgravity on their bones?
special handles
Velcro straps
Exercise equipment
oxygen system
What does the word orbit mean?
to revolve around
to float
to imitate
to restore
What causes astronauts' bones and muscles to weaken in space?
the lack of gravity
the lack of exercise
the strange sleep cycles
the unusual space food
How is personal cleaning different on a space station?
Astronauts don't brush their teeth.
Astronauts don't use any water to clean themselves.
Astronauts use shampoo without water.
Astronauts shower more frequently.
Why do astronauts go through so much training before heading to outer space?
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.