2.5 Review

How many hours a day do astronauts need to exercise

• 1 hour

• 2 hours

• 3 hours

• 30 minutes

How often does the ISS orbit Earth

• 90 minutes

• 60 minutes

• 30 minutes

• 10 minutes

How many astronauts can live on the ISS at once

• 4

• 5

• 6

• 7

What year was the ISS completed

What country owns JAXA

We can eat bread in space

• True

• False

What happens to the spine in space

• It lengthens

• It shortens

• It stays the same

The muscles get stronger in space

• True

• False

The liquids in the body move where in the body

• away from the legs

• towards the legs

• nothing

Rays from the sun or other stars

• Space Junk

• Microgravity

• Radiation

• Sleep