STEM test

What are the tiles of the Sydney Opera House made of?

• a) Glazed ceramic

• b) Limestone

• c) Italian marble

• d) Glazed granite

The Three Gorges Dam in China is the world's largest, five times the size of its nearest competitor. What are the names of the gorges that the dam will fill?

• a) Qutang, Wu Xia, and Xiling

• b) Yangtze, Mekong, Salween

• c) Xiling, Yangtze, Mekong

• d) Wu Xia, Lijiang, Tiger leaping gorge

What is the tallest residential building?

• a) Q1, Australia

• b) West Point Tower, the Netherlands

• c) Hyperion Tower, South Korea

• d) Millennium Tower, Vienna

What is the world's tallest free standing structure?

• a) Eiffel Tower, Paris, France

• b) CN tower, Toronto, Canada

• c) Sears Tower, Chicago, US

• d) Taipei 101, Taipei, Taiwan

How much earth was moved to dig the Panama canal?

• a) 18 million cubic metres

• b) 84 million cubic metres

• c) 184 million cubic metres

• d) 1800 million cubic metres

The Channel Tunnel is the world's second longest rail tunnel, and was first proposed in 1802 and completed in 1994. How many tunnels make up the 50 km long construction?

• a) One

• b) Two

• c) Three

• d) Five

In 2003 physicists at Cornell University in New York manufactured a playable device about the width of a five human blood cells. What was it?

• a) A miniature transistor radio

• b) A propeller

• c) An animated smiley face

• d) The world's second smallest guitar

Which bridge, built between 1924 and 1932, is the widest long-span bridge in the world?

• a) The Golden Gate Bridge, US

• b) The Sydney Harbour Bridge, Australia

• c) The Akashi Kaikyo Bridge, Japan

• d) Jiangyin Suspension Bridge, China

The Hubble Space Telescope, launched in 1990, was the world's first space-based telescope and was designed so it could be serviced in space. Which of the following discoveries is the telescope not responsible for?

• a) Estimating the number of black holes in the galaxy

• b) Confirming the expansion of the universe

• c) Calculating the mass of the farthest and oldest known planet

• d) Observing the most distant object in the universe

What is the largest hole ever dug in the Earth?

• a) The Panama Canal, Panama

• b) Kennecott's Bingham Copper Mine, Utah, USA

• c) The Big Hole, Kimberley, South Africa

• d) Excavation for the West Edmonton Mall, Alberta, Canada