Today students learned about excited electrons through flame testing. Electrons can jump energy levels when they are excited - like when they are caught on fire. They are excited for a bit and then they bounce back down to their normal energy level. The energy the lose when going back is emitted as light.
found here. For more information and some cool videos check out NOVA's fireworks website .
Tonight's homework is D and J on the gold sheet.
Global Ocean Conveyor - Today students began class with a BrainPop on currents and took the quiz. Tim and Moby did an excellent job describing how currents affect global weather ...
2 weeks ago