Thomas Alva Edison

We must be grateful for one of the great discoveries that changed the world. The discovery of an incandescent light bulb by Thomas Alva Edison. He was born on February 11, 1847. Age 11, Edison was able to make a simple telegraph. In 1861 he was able to print a newspaper. "Weekly Herald" publication is selling well. on October 21, 1879, the first incandescent lamp was born which could be lit for 40 hours. Thomas Alva Edison's persistence gave new things to the world.

4.   What is the title of the text ?

a. Change the world                             c. Light bulb

b. Thomas Alva Edison                        d. New thing to the world

5.   When Thomas alva Edison was born ?

a. February 11, 1847                             c. October 21, 1879

b. January 11 ,1861                               d. August 17, 1879

6.   How old Thomas was able to make a simple telegraph ?

a. Ten years old                                    c. Eleven years old

b. Nine years old                                  d. Twelve years old

7.   How long time the first incandescent lamp was born which could be lit?

a. 48 hours                                            c. 20 hours

b. 40 hours                                            d. 42 hours

Follow the text below to answer the question no.9-10 !