Did ace the test!
"Sometimes, the idea are much more simpler than you think. -Inner me to me."
This is embarrassing. After all it was viscosity! :)
For your fun fact, if you didn't already know- there are a lot of articles out there on the relationship between colors and emotions.
I have it in my list to write about it, was very fascinated by it.
RE: Put your ears to the test; you can hear the temperature difference in water.