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Higher or Lower

Compare surprising sizes, specifications and historical costs. Each comparison is independent.

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Question sheet

  1. 1. Lake Michigan covers about 57,800 km². Is Lake Huron's surface area higher or lower?
    • A. Higher
    • B. Lower
  2. 2. Louisiana cost US$15 million in 1803. Was Alaska's agreed price in 1867 higher or lower, using nominal US dollars without inflation adjustment?
    • A. Higher
    • B. Lower
  3. 3. A tennis court is 23.77 metres long. Is an adult cricket pitch's length higher or lower?
    • A. Higher
    • B. Lower
  4. 4. Mercury is about 4,880 km across. Is Saturn's moon Titan's diameter higher or lower?
    • A. Higher
    • B. Lower
  5. 5. Compared with 500 megabits per second, is USB 2.0 Hi-Speed's specified maximum signalling rate higher or lower?
    • A. Higher
    • B. Lower
  6. 6. The Washington Monument is about 555 feet tall. Is Seattle's Space Needle's total height higher or lower?
    • A. Higher
    • B. Lower
  7. 7. Lake Huron's maximum depth is about 229 metres. Is Lake Michigan's maximum depth higher or lower?
    • A. Higher
    • B. Lower
  8. 8. Uranus takes about 84 Earth years to orbit the Sun. Is Neptune's orbital period higher or lower than twice that, 168 years?
    • A. Higher
    • B. Lower
  9. 9. Pure copper melts at about 1,085°C. Is pure silver's melting point higher or lower?
    • A. Higher
    • B. Lower
  10. 10. Pure titanium melts at about 1,668°C. Is pure chromium's melting point higher or lower?
    • A. Higher
    • B. Lower
  11. 11. Pure silver's room-temperature density is about 10.5 g/cm³. Is pure lead's higher or lower?
    • A. Higher
    • B. Lower
  12. 12. Cobalt's relative atomic mass is about 58.933. Is nickel's higher or lower?
    • A. Higher
    • B. Lower

Answer sheet (for the quizmaster)

  1. 1. A - Higher
    Lake Huron covers about 59,600 km², compared with Michigan's 57,800 km².
  2. 2. B - Lower
    Alaska's price was US$7.2 million in 1867, compared with US$15 million for Louisiana in 1803. These are nominal historical sums.
  3. 3. B - Lower
    A cricket pitch is 22 yards, about 20.12 metres, shorter than the 23.77-metre tennis court.
  4. 4. A - Higher
    Titan is about 5,150 km across. A moon can be wider than a planet.
  5. 5. B - Lower
    USB 2.0 Hi-Speed specifies 480 megabits per second. Real file transfers are slower still.
  6. 6. A - Higher
    The Space Needle is 605 feet tall. The Washington Monument is about 555.43 feet.
  7. 7. A - Higher
    EPA low-water figures give Lake Michigan 282 metres and Lake Huron 229 metres.
  8. 8. B - Lower
    Neptune takes about 165 Earth years, slightly less than twice Uranus's approximately 84-year orbit.
  9. 9. B - Lower
    Silver melts at 961.78°C, compared with copper at 1084.62°C, according to the RSC.
  10. 10. A - Higher
    Chromium melts at 1907°C, compared with titanium at 1668°C, according to the RSC.
  11. 11. A - Higher
    The RSC lists lead at 11.3 g/cm³ and silver at 10.5 g/cm³.
  12. 12. B - Lower
    Nickel's relative atomic mass is 58.693. Atomic mass does not increase at every step in atomic number.