1. Inventors
What were some of the inventions that helped to promote the Industrial growth in the late 19th century?
Who were the inventors?

2. Alexander Graham Bell

3. telephone
Bell had long been fascinated by the idea of transmitting speech, and by 1875 had come up with a simple receiver that could turn electricity into sound.

4. Bell was granted a patent for the telephone on March 7, 1876.
Within a year the first telephone exchange was built in Connecticut.
Bell Telephone Company was created in 1877.
Bell, the owner of a third of the shares, quickly became a wealthy man. Bel

5. Alexander Graham Bell’s patent

6. Telephone Improved communication
Businesses could communicate quickly and easily
Eventually every home would have a telephone

7. Thomas Edison

8. Light bulb
A look inside the bulb; Edison's uniquie pointed-top design; and a close-up of the socket and inside of the bulb

9. The label on this bulb reads, "New Type Edison Lamp. Patented Jan
The label on this bulb reads, "New Type Edison Lamp. Patented Jan. 27, 1880 OTHER EDISON PATENTS
The label o The label on this bulb reads, "New Type Edison Lamp. Patented Jan. 27, The label on this bulb reads, "New Type Edison Lamp. Patented Jan. 27, 1880 OTHER EDISON PATENTS. Jan. 27, 1880 OTHER EDISON PATENTS ISON PATENTS n this bulb reads, "New Type Edison Lamp. Patented Jan. 27, 1880 OTHER EDISON PATENTS

10. Edison Thomas Alva Edison did not invent the first light bulb.
Surprised?
Even before Edison was born, scientists had experimented with making light bulbs. These bulbs burned out after a few minutes.
What Edison invented was the first incandescent light that was practical, that would light for hours and hours.

11. Frequently asked questions

13. Light Bulb
Promoted economic growth by lighting homes and factories more safely than kerosene lamps.
Light bulbs made electricity popular.

14. Samuel MorseMorse

15. was born in Charlestown, Mass. on April 27, 1791.
telegraph
Samuel Finley Breese Morse, inventor of several improvements to the telegraph, was born in Charlestown, Mass. on April 27, 1791.

16. Telegraph Promoted economic growth Helped railroads communicate
Stay on schedule
Prevent accidents
Used to place orders for goods
Used to make sure finished products are delivered

17. Wright Brothers

18. A carbon copy of Orville Wright's sketch, drawn from memory, of the Penaud helicopter that influenced the brothers.

19. In 1903, Wilbur and Orville Wright, two brothers from Dayton, OH, became the first people to fly a heavier than air, power controlled machine, known as the Wright Flyer.

20. The Wright Brothers started the aircraft industry.
They experimented with a flying machine for several years.
Finally their motorized airplane flew for 12 seconds at Kitty Hawk, North Carolina.

21. Albert Einstein
A person who never made a mistake never tried anything new.

22. Albert Einstein
Albert Einstein was not an inventor but a physicist who made significant contributions to the world of science and to the emergence of the U.S. as a world power.
Date of Birth: March 14, E = mc2 Date of Death: April 18, Nationality: German

23. Einstein is best known for the theory of relativity [1915]
Einstein fled Germany in 1933 and came to the United States.
The atomic bomb was based on Einstein’s work [E=mc2]