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      Question: What game was Deep Blue skilled at?
      Answer: Deep Blue, a computer built by IBM, was a whiz at chess. In fact, it beat world chess champion Garry Kasparov twice.
      Question: What did early humans use the first tools to do?
      Answer: Anthropologists think early humans probably first used tools, objects other than body parts made from wood or stone, to kill animals for food.
      Question: What was the first all-metal aircraft?
      Answer: The first all-metal aircraft was the B-17 bomber, which was manufactured in the United States during the years of World War II.
      Question: Which of the following would you not have found aboard the Titanic?
      Answer: The DVD player became widely available more than 80 years after Titanic sank. The other things could be found aboard the ship, however.
      Question: What was the first graphical browser for the World Wide Web?
      Answer: Invented by Marc Andreesen in 1993, Mosaic was the first graphical browser for the World Wide Web.
      Question: Which of these companies is not an automobile manufacturer?
      Answer: Founded in 1970, Airbus is a major aircraft manufacturer. It is headquartered in Toulouse, France.
      Question: Which of these is not found on an airplane wing?
      Answer: The wings of modern airplanes have several moving parts. Ailerons control the way the fuselage rolls. Flaps are hinges at the rear of a wing. Spoilers increase drag and decrease lift.
      Question: What is the name for a deep-diving ocean vessel?
      Answer: A bathyscaphe is a tiny vessel made of thick metal to survive the pressure of deep water. The first bathyscaphe reached 13,123 feet (4,000 meters) in 1954. Others have since reached 35,814 feet (10,916 meters).
      Question: What kind of waves do radars use?
      Answer: Radars use pulses of microwaves to detect aircraft or other objects.
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