Physics - July 2007

does it help the black hole become more regular?

2007-07-08 15:16:47 · 7 answers · asked by Anonymous

This is a hard age to find a compatible guy, and then I have heard the most compatible couples have IQs within 5 points of each other's.
So where are the really smart, in the, what, 0.005 or so percent of women in the the U.S. population, supposed to find a compatible guy?
Advice, please.
Please, no put-downs, this is a serious question, and if you can't offer anything constructive, please don't say anything at all! Thanks.

2007-07-08 14:45:22 · 7 answers · asked by Anonymous

A stationary 0.2-g fly encounters the windshield of a 1200-kg automobile traveling at 110 km/h. (a) What is the magnitude of change in momentum of the car due to the fly? (b) What is the magnitude of change of momentum of the fly due to the car? (c) Approximately how many flies does it take to reduce the car's speed by 1 km/h?

2007-07-08 14:42:25 · 2 answers · asked by Sandesh R 1

if scientists finally created a time portal and for some weird reason would only accept human volunteers, would you volunteer to be the first to test drive it? if not then y?

2007-07-08 13:33:44 · 5 answers · asked by JerZ$80 3

If a rock is thrown from the second story of a building what force will attract it to the center of the floor

2007-07-08 13:25:41 · 4 answers · asked by BARBiE 2

2007-07-08 12:58:44 · 8 answers · asked by Anonymous

Are adjacent molecules damaged when separated?
Is the cut material actually jaggedly "torn" along molecule boundaries or are molecules levered aside? What are the sources of heat generated by cutting?

2007-07-08 12:30:52 · 2 answers · asked by Cleaver 1

I've heard that many physicts around the world have attempted to create a small equation that explains everything, from universe to the smallest electrons, do you think this is possible?

2007-07-08 11:58:38 · 2 answers · asked by Carpe Diem (Seize The Day) 6

I can see gaps in time, its these tiny purple glows, I don't see it very often but - when I do it's like seeing into a spiraling warped purple time continumm. It doesn't look real but it's like if it was big enough it might open up and u no consume us but there like 4cm by 4cm big

2007-07-08 11:42:04 · 6 answers · asked by James L 1

2007-07-08 11:07:04 · 3 answers · asked by Danan J 2

2007-07-08 10:11:12 · 4 answers · asked by archy 1

A big car of mass 2m travels at speed v, and a small car of mass m travels with a speed 2v. Both skid to a stop with same coefficient of friction. What is the ratio of the stopping distance of the small car to that of the large car. (Please help, Using Work-Engergy Theorem)

2007-07-08 09:53:06 · 3 answers · asked by Anonymous

A body undergoes forced oscillation,. Which one of the following will not be increased by increasing the amplitude of the oscillatory driving force?

1) The amplitude of the driven oscillation
2) The energy of the driven oscillation
3) The frequency of the driven oscillation
4) The power requred to maintain the driven oscillation.

2007-07-08 09:51:28 · 2 answers · asked by ela kolla 2

can anyone help me answer these questions?
(answers in seconds if possible)
Time it takes to cross a hydrogen nucleus

Time it takes the light from this page to reach your eye

Time it takes your friend's voice to reach your ear...3 meters away

Age of the USA in seconds

Time since the birth of Jesus in seconds

Time humans have existed on earth in seconds

Time since dinosaurs disappeared in seconds

Age of the Earth in seconds

Age of the Universe in seconds

The useful lifetime of the sun in seconds

All the help is appreciated

2007-07-08 09:34:48 · 5 answers · asked by Anonymous

2007-07-08 09:28:34 · 2 answers · asked by Anonymous

2007-07-08 09:19:24 · 1 answers · asked by g2hn 3

Greetings:

I've been wondering if being smart just makes you isolated from people around you? I like philosophy and I like science, but finding other people who like both seems hard. Anyway, is being smart a bad thing? Can digging your books isolate you from the rest of the world?

Need to know...

2007-07-08 09:12:59 · 9 answers · asked by reverendlovejoy75 3

If a man (negative) and a woman (positive) are usually attracted, but sometimes 2 men or 2 women are mutually attracted instead.. could the same thing happen with electrons/protons? Could the rare electron, for example, be attracted to one of "it's kind"?

2007-07-08 09:06:50 · 13 answers · asked by stacy_8888 1

please help thanks

2007-07-08 08:36:03 · 1 answers · asked by joey 2

If a boat weighs 1600 N and must be lifted 0.8 meter (dout), how far down (din) must the input piston be pushed using a force of 500 N ?

2007-07-08 08:22:13 · 2 answers · asked by ted 1

Consider the inelastic collision between two objects (A and B). Object A has a mass of 12 kg. and is moving at 8 m/s. Object B has a mass of 4 kg. and is moving at 15 m/s toward object A (Objects A and B are moving towards each other).

(a) What is the velocity and direction of the wreakage after the inelastic collision?



(b)How much energy is dissipated as heat ?

2007-07-08 08:18:57 · 4 answers · asked by ted 1

to design an experiment which predicts the true nature of decays.

Or is it like predicting Earthquakes?

2007-07-08 08:14:45 · 4 answers · asked by Anonymous

It seems like space would work like a giant thermos. With nothing to transfer heat away, how come Apollo 13 became so cold when the heaters were turned off?

2007-07-08 08:02:22 · 9 answers · asked by yatpay 1

I have read several different articles about fizeau's experiment and I understand most of the concept but I would like to know how he acually did it. In explaining please answer these questions:
-what type of light source did he use?
-was the light source pulsating or was it continuous?
-If the cog is spinning so fast and had hundreds of teeth, how can he determine if light passes through the same spacing?

2007-07-08 07:58:17 · 5 answers · asked by physical 4

In film Printing M/c this type of break used pl write me to about this

2007-07-08 07:55:37 · 2 answers · asked by rajesh c 1

2007-07-08 07:45:51 · 6 answers · asked by Danan J 2

I was rewatching the Jericho episodes and I was wondering after a nuclear exchange how would you use the plants in your garden or any thing that was exposed to the radiation?

2007-07-08 06:33:22 · 4 answers · asked by Anonymous

What will happen if i put a UV light at air intake of my car?
Will it help combustion better, or just wasting my time?
Any help is very appreciated.....
Thanks......

2007-07-08 06:22:47 · 5 answers · asked by Afdhal Atiff Tan 2

2007-07-08 05:46:39 · 5 answers · asked by Anonymous

(Hypothetical speaking ofcourse), Who would you sell this idea to and for what price? What are the repercussions of such discovery on world economy. Oil, Gas, Transport, MiddleEast?

2007-07-08 05:31:15 · 4 answers · asked by Anonymous