Jumping in, hi.
The disconnect is that you don't seem to see that those are different events. It is not a recreation of the first event in any way, because it occurred at a different time (a few seconds later) under different circumstances (you have memory of moving the cup, it will have some...
Another way to prove this that may help you understand is if take x=.9r, and multiply by 10, u get 10x=9.9r. if you then take 10x-x, u'd get 9x=9, therefore x=1 and 1=.9r.
im going to clarify for soem ppl who are waaaaay overdoing this. the poles are 25m high. the cable is 18 m long. when its hanging, it goes 9m down from one pole, then 9m up to connect to the top of the other, so that its hanging at its lowest part 16m off the ground. therefore the poles are no...
I'm going to think outside the box here. what if one person has a $100 dollar bill but the other person has...oh let's say a $5 bill, some quarters and a few ones. One person would have more money in value, but the other person would have more money in..well quantity of objects. so whose...
radioactive atoms are isotopes with a certain number of excess neutrons that they "radiate" those neutrons, and give them off slowly. any atom can become a radioactive isotope by just gaining nuetrons.