International Space Station (ISS)

• McNugget

• Big Mac

• Whopper

• Taco

The ISS has been continually inhabited by astronauts and cosmonauts since ________.

• 1967

• 1986

• 2000

• 2010

The International Space Station (ISS) was built and is run by the U.S.

• True

• False

The moon is considered a(n)...

• artificial satellite

• natural satellite

The ISS orbits at an altitude that ranges from ________ to ________ km above the surface of the Earth.

• 100; 200

• 230; 350

• 330; 435

• 560; 640

The ISS orbits the approximately every ______ minutes.

• 40

• 60

• 90

• 120

How do the astronauts breathe on board the ISS?

• They cary oxygen tanks with them

• They wear special masks that filter the air

• The ISS carries its own very large oxygen supply

• They use generators that split water molecules into hydrogen and oxygen

How far is the ISS from the Earth, compared to the Earth's radius? What is the ratio?

• 1:4

• 1:8

• 1:12

• 1:16

How far from Earth is the ISS, compared to how far away the moon is from the Earth? What is the ratio?

• 1:100

• 1:250

• 1:500

• 1:1000

You can sometimes see the ISS from Earth with the naked eye.

• True

• False