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Correct Answer: C) Sir Frank Whittle.
Correct Answer: C) Kinetographs.
Correct Answer: A) True.
Correct Answer: D) 1963.
Correct Answer: B) Alexander Grahm Bell.
Correct Answer: A) Howard Aiken.
Correct Answer: D) Chloroform.
Correct Answer: C) Lots of slaves were needed to produce and harvest more cotton.
Correct Answer: B) Charles Goodyear.
Correct Answer: D) All of the above.
Correct Answer: B) Liquid Paper.
Correct Answer: A) Samuel Morse.
Correct Answer: C) Requirements.
Correct Answer: A) Leo Hendrik Baekeland.
Correct Answer: B) Fahrenheit.
Correct Answer: D) All of these.
Correct Answer: D) F. Whittle.
Correct Answer: A) Clermont.
Correct Answer: A) Criterion/criteria.
Correct Answer: A) Gyrocompass.
Correct Answer: C) Thomas Edison.
Correct Answer: B) Aryabhata.
Correct Answer: D) Robert Oppenheimer.
Correct Answer: A) Textiles.