Answer:
scientist can tell by observing the seismic waves that are recorded all over the surface of the earth from distant earthquakes
Explanation:
Learned behavior
This is because instinct drives them to eat and find food, but they have to learn that a certain feeder is always out and available
1) Assistance and help.
2) Organized tools and resources.
3) In depth research resources which is not available anywhere else.
4) Easy access and quality information.
Hope it helps. ☺
Maybe there's an app for that? Some kind of time lapse app? Or maybe set up a magnifying glass or a crystal ball on a stand and a piece of paper under it. As the sun passes, it will might burn a line on the page. As to how you would read this line, you would need some kind of measurement system - maybe do a baseline the day before and use you watch to record start and finish times.
