Thinking about blinking

"Under the Tuscan Sun," Touchstone Pictures movie, 2003

Astronomy 10 learning goal Q8.1

Students can demonstrate the method of stellar parallax for themselves that holding up a finger, and looking at it with one eye, and then the other, will make the finger appear to shift with respect to a distant background (such as the opposite classroom wall). Holding their finger closer will result in a larger shift; holding their finger farther away will result in a smaller shift. Thus the shift angle will be inversely correlated with the distance.

Here Diane Lane is using the method of stellar parallax to determine the distance to the wine bottle. Several Cuesta College students recognize her visiting one of the many Starbucks coffeeshops around San Luis Obispo, CA. One student reports that her cousin (a restaurant server) claims that Diane Lane has different colored eyes...