eCosmology

the metric fluctuates in the infinitely small, then why its principal characteristic, its signature, should remain fixed?

I need to know the asnwer to this as I have to hand in my My Comunity coursework in six days time, and I can't hand it in without this question answer...

I need to know the answer to this question 'cause I have My Community coursework due in a week today, and I can't find this answer anywhere. also, I n...

What is the difference between astronomy and cosmology? Are they the same thing? Also what is astrophysics?

Im in high school right now and i want to pursue a career involving Astrophysics and Physical Cosmology. What would some good high school classes to ...

Okay, so i'm really interested in cosmology and astronomy. What is the best college/ university* that majors in these two subjects?

I have to write a speech for Chemistry about Astronomy. I have no clue what to add to it for subject topics/categories. They can be like... careers,...

how hard is the major?if aperson studies astronomy, what would be his career?what are the degrees in this science?how long does it take to graduate ?w...

so can you guyz give me links 2 sum webstites bout astronomy like about the constulations and stuff...thank u

I'm working on a new website about astronomy and astronomy related products, and would really like to know what would make astronomy hobbyists want to...

I really want to change my major to astronomy, but the only thing that is stopping me is the math. Im not good at math and i dont enjoy it. However i ...

What practical value did astronomy offer to ancient civilizations? It allowed them to predict eclipses with great accuracy. It helped them...

Explain Quantum Mechanics in a clear precise paragraph or two the delves into most aspects of it. Appericiate it.

i saw a tv show the other day about this woman who had a robot copy of herself made, but when she finds out, she says that's impossible because it vio...

Hey So ive been learning a bit about Quantum mechanics, and i was wandering, what causes the Atom to change its whereabouts if you observe it? its a...

Are they synonyms? What would you expect to study on a college course called quantum physics? And in one called quantum mechanics?

I love physics but don't study it in school. I've learned a lot from documentaries and web sites. But how do you get your head around quantum mechanic...

Also, how will quantum mechanics change our philosophical conceptions of what can be known for certain, if anything? All answers are open and thank yo...

ok so let's say you order a steak, baked potato and salad with oil and vinegar dressing. how and where in your digestive tract will each of these food...

I need to know some ways to change the viscosity of a liquid. I already have temperature, which is an obvious one. There are no sites that help me an...

PLEASE CAN ANYONE TELL ME HOW TO CALCULATE THE SIZE OF THE FORCE OF FRICTION???? AN EQUATION OR IF YOU LOVE SCIENCE CAN YOU CALCULATE IT A BOY WITH...

give me prof that scientific laws can change!

wHAT HAPPENS TO THE ELEMENTS IN IRON ORE WHEN THE ORE IS MIXED WITH CARBON AND HEATED

give me three kinds of bacteria that causes diseases and name me one kind of protist that causes disease and leave links that would be helpfull if...

Does our solar system (Galaxy) move through the universe like a cloud moves through the sky or are we completely stationary?

What are the general features of the solar system, and the solar nebula theory, and give evidence of planetary formation in other places in the unive...

Scientist are saying that our solar system does not go straight out, but 'bends'. Wouldn't that mean, that at some point it will make almost a full c...

How much solar system setup for running power a home might costs ? I am from India and their are too many power cuts , so i have decided to setup sola...

Geologists generally agree that the Earth has been hit many times by other objects in the solar system, and most predict that another object will agai...

So I installed a solar system I bought at harbor freight and was planning on getting the rest of the panels later. It says to leave the regulator on ...

I m very week in physics...I want the help of u all....plz suggest me some websites from which i can get help in physics and can improve my physics??...

where can I find useful websites about physics? especially physics that deal with engineering Thank you!!

Physics homework help!!!!! very important, need to get an A? an object is placed in front of a diverging lens with a focal length of 20.0 cm. For eac...

hello everybody. Lets say you had jet boots that were unstable. They provided upward thrust but you could not control the thrust. You might suddenly j...

An automobile accelerates from zero to 30 m/s in 6 seconds. The wheels have a diameter of 0.4 m. What is the angular acceleration of each wheel?

which of the following types of electromagnetic radiation can be used to check metal parts for damage? X-rays, Microwave or infrared radiation?

which planet is the biggest? which planet has the longest year? which planet is the hottest? which planet is the coldest? which planet has the sho...

Can any1 tell me the size(in relation to earth) of all the planets of the solar system? Or gravity (in relation to earth) of all planets of the solar...

Earth has been the only planet since millions of years with the proof of life.All other planets are merely assumptions by astrologers that earth-like ...

A. As Earth passes another planet, its gravitational pull slows down the other planet so that it appears to be traveling backward. B.When planet...

I am helping my daughter with a science project and would like to know specifically why planets that are closest to the sun orbit faster than further ...

Apparently, there are material planets in hinduism where different demigods/deities/devas reside like the planet Bramhaloka. What exactly are they. ...

I learned in physics that mater can bend space around it, if all the matter in the universe is all pulling space to one center point would that make s...

If you had a spaceship which could lets say, go at infinity speed, it blasted off into space in a straight line, would it come back to where it starte...

The general consensus is that the universe is flat. If that is so, then the density of the universe is equal to the critical density of the universe, ...

How could we evolve in so short time? How could nothing create something? This is probably the question that nobody can figure out. Not even the smart...

We live in this system or universe and yet we have no idea what it really is? Is the scientific definition of universe is right. That we are made of a...

Some theories suggest that the expansion of the universe is accelerating. How is this possible? You would think that after the big bang that the unive...

I'm going to be a freshman in high school and am interested in how the universe works, dimension, and time travel. Is this considered astrophysics? An...

i really want to study astrophysics (kinda a rocket scientest) i would like to know how many years would i have to take in college to get your Phd an...

What is the scope in each subject? Can one transition from a Bachelors in astrophysics to a masters in applied physics and vice versa? What are career...

I mean, do you study/use string theory and quantum physics in astrophysics?

Im in high school right now and i want to pursue a career involving Astrophysics and Physical Cosmology. What would some good high school classes to ...

What is the difference between Astronomy and Astrophysics? I'm so interested in this kind of area and I want to know which course is more for me. I...

What are the principles of the Quantum Theory? What are the major ideas of the Quantum Theory? How does the Quantum Theory resolve the problem of clas...

can someone please explain the quantum theory in layman' term? Thanks and theory of relativity while your at it... thanks

My name is Shaumik Daityari. I am an Indian. I will be 14 on the 25th of this month. I study in ninth standard. I am enjoying my summer break in my ...

This question is a very hard question to answer and I was to create a warp device so I need some more expert theory on space, time, and the quantum th...

Why is it believed that the theory of relativity with eventually give way to quantum theory and not the other way around?

I am just starting to learn about the quantum theory. I am kind of lost because I really do not understand this theory at all. If it it helps at all, ...