1. Who invented Java Language ?

Answer:

James Gosling

2. Who invented Submarine ?

Answer:

John Philip Holland

3. Who invented Steam Engine (Piston)

Answer: Thomas Newcomen of Britain in 1712

4. Who invented Atomic numbers ?

Answer: Moseley of Britain in 1913

5. Who invented Nylon ?

Answer:

Wallace Carothers

6. Who invented paper ?

Answer:

Cai Lun

7. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.