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Correct Answer: B) Wright Brothers.
Correct Answer: B) 1743.
Correct Answer: A) Wireless.
Correct Answer: C) Charles Babbage.
Correct Answer: C) Carl Von Linde.
Correct Answer: D) BenjaminFranklin.
Correct Answer: A) Circulation of blood.
Correct Answer: A) Safety Glass.
Correct Answer: A) Frederick Soddy.
Correct Answer: D) Henry Ford.
Correct Answer: B) The spread of learning.
Correct Answer: D) E. Asselbergs.
Correct Answer: B) Series circuit.
Correct Answer: C) Louis Lemere.
Correct Answer: A) Thomas Edison.
Correct Answer: B) A change from making things by hand to making them by machines in factories.
Correct Answer: C) J.E. Lundstrom.
Correct Answer: A) 1905.
Correct Answer: C) Thomas Savery.
Correct Answer: A) Steve Wozniak.
Correct Answer: B) Made it more efficient.
Correct Answer: D) Rotary steam engine.
Correct Answer: D) Thomas Edison.
Correct Answer: A) JohannesGutengerg.
Correct Answer: A) James Watt.