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Lewis Laitmer prepared the drawings for what invention patented by Alexander Graham Bell?
The telephone
What did Benjamin Banneker’s bok Almanac examine?
The sun, moon, and planets
What happened to Dr Ronald McNair (a black astronaut) and his crew members on Jan. 28th, 1986?
It exploded after takeoff in Cape Canaveral, Flordia
What did Elijah Mcy patent in 1872 that drastically improved the speed and efficiency of industrial machinery?
The lubricator cup
What was Leonard Julien’s sugar cane planter invention called?
The Julien Planter
Who invented the common dust mop?
T.W Steward
In 1872, what inventor received a patent for an apparatus for detaching horses for carriages?
T.J Boyd
Dr. William Hinton is credited with developing a test to detect what disease?
Syphillis
What did George Washington Carver use to develop postage stamp glue?
Sweet potatoes
Who was the first black american to enter the medical profession?
Susan McKinney