1. I. What is his name? Thomas Alva Edison Christiaan Huygens
Levi Strauss

2. II. What is his name?
Levi Strauss
Louse Braille
Douglas Engelbart

3. III. What is his name?
Percy LeBaron Spencer
Alfred Nobel
Levi Strauss

4. IV. What is his name? Douglas Engelbart Louse Braille
Barthelemy Thimonnier

5. V. What is his name?
Laszlo Biro
John Harrington
Levi Strauss

6. I. What invention is it?
A system for talking to somebody else over long distances
Radio or wires are used
Was invented by A. Bell

7. II. What invention is it? It was invented in 1830
Barthelemy Thimonier invented it
It is used for sewing cloth

8. III. What invention is it?
Everyone has it at home
It gives us light
It was invented by Thomas Alva Edison

9. IV. What invention is it? They are made of cotton Everyone wears them
They are blue
Levi Strauss invented them

10. V. What invention is it It is a powerful explosive
It can destroy buildings
It was invented by Alfred Nobel

11. I. When was it invented?
A. 1784
B. 1884
C. 1984

12. II. When was it invented?
A. 1694
B. 1498
C. 1849

13. IV. When was it invented?
A. 1803
B. 1830
C. 1993

14. V. When was it invented?
A. 1502
B. 1902
C. 2002