What do you know about Albert Einstein? True or False?

1. Einstein was born in Poland in 1879.
2. By his 12th birthday he had taught himself science and philosophy.
3. He formulated the theorem of Pythagoras in 1905.
4. He won the Nobel Prize for physics in 1921.
5.  By that time, he had married twice.
6. He warned the US president that Russia could build a nuclear bomb in 1939.
7. He had lived in the USA for six years when he wrote to the  president.