Problem: Stokes shift is the difference (in wavelength or frequency units) between positions of the band maxima of the absorption and emission spectra (fluorescence and Raman being two examples) of the same electronic transition. It is named after Irish physicist George G. Stokes.

Based on the paragraph above can we conclude that "stokes shift has 2 possible units "?

A: Yes


Problem: Lost Mom<br>Danielle loves to travel with her mom. One year they went to Mt Pilatus in Switzerland. At the top Danielle got separated from her mom. After two hours of searching she gave up and went down to the bottom. There was her mom relaxing in a local cafe.

Based on the paragraph above can we conclude that "Danielle is 15 years old"?

A: It's impossible to say


Problem: The Liar<br>Lisa met a new friend at the park. At first, she thought she was a great girl. But soon she realized that she lied constantly. She even lied about being married! Lisa avoided the girl the next time she saw her.

Based on the paragraph above can we conclude that "Lisa found out the girl was lying by snooping in her purse."?

A: