What experiment(s) did he perform ?Theoretical analysis of and precise experiments on the vibrations of water jets as a way of determining surface tension.
What was his atomic model called ? What did it look like ?It was called Bohr's Model .
It was discovered in 1913 .
What theory or discovery did he make ?1914-discovered that electrons(negatively charged subatomic particles) orbit the nucleus(containing positively charged protons and neutrally charged neutrons) in specific energy levels