BTN Classroom Episode 20, 2023

Why are scientists concerned about the sea ice surrounding Antarctica?

• It's expanding

• It's melting

• It's moving

• Nothing is happening to the sea ice

What is ice-albedo feedback?

• When sea ice absorbs the sun's heat into the ocean

• When sea ice reflects the sun's heat back into space

• When sea ice uses the sun's heat to move

• When sea ice cools down and expands

How much plastic waste does the world produce each year?

• 4 million tonnes

• 40 million tonnes

• 400 million tonnes

• 4000 million tonnes

What percentage of plastics are recycled in Australia?

• 18%

• 38%

• 58%

• 78%

Where in Australia were nuclear tests conducted in the 1950s and 1960s?

• Montebello Island, WA

• Emu Field, SA

• Maralinga, SA

• All of the above

What are the main chemical elements found in nuclear weapons?

• Nitrogen and Argon

• Radium and Hydrogen

• Uranium and Plutonium

• Nitrogen and Hydrogen

What are scientists using to make lab-grown meat?

• Animal cells

• Fungi

• Soy

• Bacteria

What is another name for lab-grown meat?

• Cultured meat

• Plant based meat

• Vegan meat

• Artificial meat

What soccer team does Melanie La Frentz play for?

• Wynnum Wallabies

• Wynnum Wolves

• Wynnum Wombats

• Wynnum Wishes

Where will Melanie go to train at the Borussia Dortmund club academy?

• Germany

• France

• Spain

• Italy