Inventions MCQs

✅ The correct answer is option D.
All of the inventors mentioned invented an early mechanical television system.

✅ The correct answer is option D.
The pacemaker is an electrical device that regulates the heartbeat.

✅ The correct answer is option A.
Johnny Gruelle patented the Raggedy Ann doll in 1915. The Raggedy Andy doll and the Raggedy Ann books came later.

✅ The correct answer is option C.
An Aloha shirt is a brightly colored tropical print shirt that is a popular souvenir of Hawaii.

✅ The correct answer is option D.
Ann got the idea for the Snugli infant carrier from the traditional African baby carriers she observed while a volunteer for the Peace Corps in Africa.

✅ The correct answer is option D.
Christopher Cockerell invented the hovercraft in 1956. His early experiments with the idea involved a cat food tin, a coffee tin and an industrial blower.

✅ The correct answer is option D.
Italian, Alessandro Volta discovered the first practical battery in 1800. Life would be very different without batteries.

✅ The correct answer is option C.
This was a plastic potato-shaped body on which you could stick different features, such as eyes, ears, etc.

✅ The correct answer is option C.
The yo-yo was first used by hunters as weapons. They were wooden disks on strings. In the 1920s, a man from the U.S. named Donald Duncan made the yo-yo into a toy after he visited the Philippines.

✅ The correct answer is option D.
Invented in 1765.