Innovations by Black Inventors That Changed the World

Who was the inventor of the three-light traffic signal?

• Marie Van Britton Brown

• Garrett Morgan

• Sarah Goode

• Dr. Charles Drew

What was the primary concern that led to the invention of the home security system?

• Internet hacking

• Slow police response times

• Fire hazards

• Child safety

What problem did Sarah Goode's folding bed invention address?

• Ease of bed setup

• Space saving in small apartments

• Bed durability

• Bed comfort

What significant medical invention did Dr. Charles Drew contribute to?

• The stethoscope

• Blood banks

• The MRI machine

• Vaccination techniques

What was the key feature of Frederick McKinley Jones's invention in the transportation industry?

• Refrigerated trucks

• Electric car engines

• Automatic gear shifts

• Seat belts

Who invented the automatic elevator doors?

• Thomas Elkins

• Joseph H Smith

• Lonnie Johnson

• Alexander Miles

What popular children's toy did Lonnie Johnson invent?

• Lego bricks

• The Super Soaker

• The Rubik's Cube

• The yo-yo

What was George Washington Carver famously known for inventing?

• The printing press

• The telephone

• Peanut butter

• The light bulb

What did Dr. Patricia Bath invent to improve cataract surgery?

• The laser faco probe

• Contact lenses

• The bifocal lens

• The eye patch

What was the purpose of Richard Spikes's automatic gear shift invention?

• To reduce manufacturing costs

• To increase vehicle speed

• To improve fuel efficiency

• To make driving easier