How can we see light from "near" the Big Bang?
This seems like the right thread to post my question on so here goes. I have trouble understanding the concept of looking back in time to near the big bang as is often stated when showing Hubble photographs of the most distant galaxies. Since all...
Ok--maybe we are talking about two different types of balances. The balance I was talking about has a center pivot with arms that go out several inches to two flat porcelain plates--one for the item being weighed and the other for calibrated weights. Below each plate is a vertical member...
In response to TVP45, I still cannot see your point about the cog being below the pivot point. If the pivot point is basically fixed at the center of the beam and a small weight is added at either side, I would expect the beam to rotate to the "bottom" or until it hits a stop since I don't see...
How Balance Scales Work
I have been a collector and restorer of balance scales, among other things, for many years now and I must admit that I am not 100% sure how they work. The original question is deceptively difficult to answer. Typical balance scales have a small linear tilt range on...