Space Junk Quiz

Space junk refers to:

• Natural celestial bodies like asteroids and comets

• Debris from satellites and spacecraft orbiting Earth

• Stars and planets in the universe

• Meteor showers entering Earth's atmosphere

How much space junk is estimated to be hurtling around Earth?

• About 500,000 pieces

• About 1 million pieces

• About 10 million pieces

• About 100 million pieces

What can cause space junk to fall back down to Earth?

• Gravitational pull

• Solar radiation pressure

• Magnetic fields

• Cosmic rays

Where has space junk turned up in Australia?

• Sydney

• Melbourne

• Perth

• New South Wales

According to NASA, how often does a piece of space junk/debris fall back to Earth each day?

• Once a day

• Twice a day

• Three times a day

• Four times a day

Space junk laws in Australia are laid out in an Act called...?

• The Space Act of 2018

• The Space Law of 2018

• The Space Junk Laws of 2018

How many nations are part of that agreement?

• 10

• 15

• 20

• 25

Tags

CCSS.HSN.VM.C.6

What are some companies doing to clean up space junk?

• Developing technology to remove debris

• Ignoring the problem

• Creating more satellites

• Building space hotels