devrimci_kürt

A Basketball ball is dropped onto the floor.What force causes the ball to bounce?

If all the people in the world started running to the East side of the Earth; would the Earth's rotational speed change? ?

What is the difference between Moment and Torque ?

what does sicar mean?

sicar=half tuition scholarship

is it true?

elasticmodulus = stress/strain

is it true?

Two similiar barrels A and B with the same radius and mass roll down the same slope starting at the same instant.Barrel A is filled with liqued water, and barrel B is filled with ice of equal mass(Barrel B slightly longer than barrel A to compensate for the slightly larger density of liquid water)

which barrel reaches the bottom of the slope first?

and why?

what is the difference between solid and rigid (in physics)

for example, a rigid object ..a solid object

I know its a dumb question but I wonder..

Which keeps you drier , walking or running in the rain?

in other words, do you get wetter if you run or walk in the rain? .(the distance stable)

and why?

why not dot or comma

why not circle et cetera..

why string?

well, What does - t stand for in physics ?

-t , travel back in time ?

we go any further, it's important to get a clear idea of what time reversal symmetry really means. At the simplest level, we may think of the laws of physics as equations involving a time variable , and say that they are symmetric under time reversal if given any solution, and making the substitution , we obtain another solution.

http://math.ucr.edu/home/baez/time/time.html

What does t (and - t) stand for in physics ?

only time ?

I understand, that is, this principle says that if an event exists that could give rise to a paradox, then the probability of that event happening is zero..

Is it logic ?

what is Novikov self-consistency principle?

what does Yang-Mills field(and Yang-Mills particle ) mean?

and also, what does Its Renormalization mean?

why different nouns?

what is difference?

dot products, scalar products and inner products...

are they same thing?

Poem club

Environmentalism( like greenpeace)

let's say , a fly bird

Does it make any difference if the truck is open or closed?

I think , they are different..open truck is light..

right?

A truck driver carrying chickens to market is stopped at a weighing station.He bangs on the ide of the truck to frighten the chickens so that they will fly up and make the truck lighter.Will his scheme work?Does it make any difference if the truck is open or closed?

now I understand

0.080 kg soccer ball is released from rest at a height of 1.24 m above the floor and after one bounce reaches a maximum height of 0.70 m. determine the amount of energy dissipated?

commentary:my questions are not homework..because, I am not a student:)

The gravitational and the electromagnetic forces are inverse-square forces..

but, why?

some researches say ;conspiracy theory adherents claim that a small group of international elites(a.k.a Secret societies) controls and manipulates states , economy and media organizations worldwide.

what do you think?

Thanks in advance.