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- Question
What African-American inventor received 5 patents in the field of shoemaking?
Options- A. Elijah McCoy
- B. Jan Ernst Matzeliger
- C. Ernest Just
- D. Lewis Latimer
- Correct Answer
- Jan Ernst Matzeliger
ExplanationMatzeliger never benefited financially from his inventions. He died in 1889 at the age of 37 from tuberculosis. - 1. This African-American woman physical therapist worked with soldiers disabled in World War II. She invented a device that helped the disabled to eat by delivering food through a tube to a mouthpiece.
Options- A. Bessie Blount
- B. Marjorie Joyner
- C. Mae Jamison
- D. Beulah Henry Discuss
- 2. What treat was invented by 11-year-old Frank Epperson in 1905?
Options- A. Popsicle
- B. Banana split
- C. Cotton candy
- D. Cracker Jacks Discuss
- 3. In which decade was the first solid state integrated circuit demonstrated?
Options- A. 1950s
- B. 1960s
- C. 1970s
- D. 1980s Discuss
- 4. In which decade was the telegraph invented?
Options- A. 1810s
- B. 1840s
- C. 1870s
- D. 1890s Discuss
- 5. In which decade was the SPICE simulator introduced?
Options- A. 1950s
- B. 1960s
- C. 1970s
- D. 1980s Discuss
- 6. In the 1700s, who would pay the postage fee for letters before the stamp was invented?
Options- A. The sender
- B. There was no fee
- C. The receiver of the letter
- D. The post office Discuss
- 7. Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that?
Options- A. Golf tee
- B. Motorboat
- C. Water skis
- D. Hang glider Discuss
- 8. Where were wigs first invented?
Options- A. Japan
- B. France
- C. Egypt
- D. China Discuss
- 9. What toy did George Lerner create for Hasbro company in 1952?
Options- A. Sit and Spin
- B. Talking baby doll
- C. Mr. Potato Head
- D. Hula hoop Discuss
- 10. In which decade was the Internet first implemented?
Options- A. 1940s
- B. 1950s
- C. 1960s
- D. 1980s Discuss
Inventions problems
Search Results
Correct Answer: Bessie Blount
Explanation:
Unfortunately Blount could never get anyone to buy her invention. Finally, in 1952 she sold the rights to the French government.
Correct Answer: Popsicle
Explanation:
It was originally called the 'Epsicle' in his honor. (I can see why that name didn't catch on).
Correct Answer: 1950s
Explanation:
On September 12, 1958, Jack Kilby demonstrated the first working IC while working for Texas Instruments, although the U.S. patent office awarded the first patent for an integrated circuit to Robert Noyce of Fairchild.
Correct Answer: 1840s
Explanation:
On May 24, 1844, Samuel Morse send his famous message, "What hath God wrought?"
Correct Answer: 1970s
Explanation:
SPICE (Simulation Program with Integrated Circuit Emphasis) was introduced in May 1972 by the University of Berkeley, California.
Correct Answer: The receiver of the letter
Explanation:
Later in 1840, Rowland Hill invented the stamp, which was paid for by the sender, not the receiver.
Correct Answer: Water skis
Explanation:
The new item was first used on Lake Pepin in Minnesota.
Correct Answer: Egypt
Explanation:
As you have noticed in pictures, many Egyptians have head coverings, sometimes with beads in them. The first wigs were created to cover the head from the hot sun.
Correct Answer: Mr. Potato Head
Explanation:
This was a plastic potato-shaped body on which you could stick different features, such as eyes, ears, etc.
Correct Answer: 1960s
Explanation:
The first message ever sent over what is now called the Internet took place at 10:30PM on October 29, 1969. Back then, the Department of Defense called it ARPAnet (Advanced Research Projects Agency network).
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