Physics

Gary Kolling asks,

What term is applied to all processes and physical measurements carried out under conditions of below-normal atmospheric...


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Physics

Dan asks,

How many galaxies do we know about and what are their names? When will the first human go to...


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Physics

E.H. From AOL, asks,

I understand about the Curie tempurature but I am wondering if an electromagnet has a Curie...


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Physics

Ruben From Miami, asks,

I would like to know if there is any way to magnetize a 6x4x1/2 inch ceramic 8 non magnetized magnet or if there are any companies that could do that...


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Physics

Chad Seibert From Poseyville, IN, asks,

How come you can boil an egg in a paper cup over hot coals and the cup does not burn...


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Physics

Jeffrey Pope From Toronto, asks,

How fast does the earth move in its trajectory around the sun? (km-hr) What total distance does planet earth traverse, is it always the...


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Physics

Neil O. From Oshawa, asks,

What can you tell me about the likelihood of a major solar storm in or around 2012, and how it would affect us here on earth? Also, when is it most...


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Physics

Edward From Mississauga, ON, asks,

I have a wierd thinking question regarding electricity. When we have a positive charge or a negative charge, we can draw the electric field lines, or...


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Physics

Olivia From Sydney, asks,

I was wondering about planet orbit paths and if they change. I read that a change in the Earth's orbit path may have caused the Ice Age, but I still...


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Physics

Shagufta asks,

What are cosmic...


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Physics

Denise Atkins asks,

What causes asteroids to burn up once they enter earth's...


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Physics

Aime Roger From Halifax, asks,

I am quite confused with temperature scales! i would like to know the link between the degree celsius scale and the Fahrenheit scale. My question is:...


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Physics

Shaun Carney From the Internet, asks,

What keeps electrons from eventually falling into the nucleus of an atom if they are attracted by the...


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Physics

Edward Lotus From Mississauga, Ontario., asks,

Why is it that we always can draw nice electric field lines and magnetic field lines relative to certain charge sources or current sources-and yet...


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Physics

Michel Lamontagne From Edmonton, asks,

Why does sound get through a surface like a wall better than light? If you use a curtain they both get through. If you use a drywall/2 by 4 wall the...


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Physics

James From Montreal, asks,

What is a wormhole? How does it work? How is a wormhole created? Is it possible to survive going thorugh a wormhole and can an artificial wormhole be...


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Physics

Jennifer Easterly From Sydney, NS, asks,

What happens to a bullet fired straight up into the air? Does gravity eventually slow it down so it comes back to Earth? And if so, will it...


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Physics

Sarah Bosquet From Issoudun, asks,

I'm writing a science-fiction novel and need information about black holes, gravitation and nothingness. Unfortunately I have no scientific...


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Physics

Ben Carney asks,

What is Ultraviolet Colorimetry Analysis? It involves passing UV light through a object and analyzing what comes out the other...


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Physics

Ashley R asks,

I can see how water and sound waves move in a wave motion, but how do light waves keep their shape when they move through a vacuum, where there is no...


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Physics

Raymond asks,

How did the universe...


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Physics

Kelly From Toronto, asks,

True/False. If the moon rises when the sun sets, is it a full...


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Physics

Ashé From Taree, Australia, asks,

Why is there no magnetic field in the centre of a bar...


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Physics

Marc From Liverpool, asks,

I would like to know if you could tell me a basic expalnation as to what is between particles of gas for e.g is there any space in between air in our...


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Physics

Jestin From India, asks,

Why rainbow is a...


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Physics

Zoë From the Internet, asks,

Why is it easier to balance on a moving bicycle versus a stopped...


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Physics

Kelvin C From Toronto, asks,

What exactly is Superstring and how does it...


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Physics

Laurel From Belton, asks,

Can extraterrestrial matter carry unknown viruses and fall down to Earth in a form of "space dust" entering our orbit, and the atmosphere as...


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Physics

Steve T From Kingston, ON, asks,

Light is refracted because its speed decreases when it enters a denser medium. Why does it speed up when it leaves that medium? How does...


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Physics

DeeCee From Indianapolis, asks,

How does vacuum insulation work and can an R Value be assigned to it? Does the depth of the vacuum change the R Value? Does the cross sectional area...


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Physics

Christian From Peterborough, asks,

In the constellation of Pegasus there is an object called "Einstein's Cross". I understand that it's a sort of cosmic mirage with the idea of...


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Physics

Randy Y. From Madawaska, Ontario, asks,

Yesterday my son (nine years old) told me that toilets in Australia flush backwards. I never was aware of this nor did I believe him. I did some...


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Physics

Amanda From New Lebanon, Ohio, asks,

How are tides and eclipses...


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Physics

Christian From Peterborough, asks,

I have a question about black holes. If light/matter are drawn towards a black hole are they not accelerated to speeds faster than light from...


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Physics

Matthew From Darwin, Australia, asks,

Why is quantum physics used to try and explain the future predicting behaviour of light as is shown in
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Physics

Jack Racklyeft From North Sydney, asks,

How does the temperature of a liquid effect its refractive...


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Physics

Patrick Tekeli From San Francisco, asks,

I was browsing the Cornell University Astronomy web site and I read in an answer to a question posed by a school teacher that one should be able...


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Physics

Dean Burlock From Melbourne, Australia, asks,

Do you think scientists will ever create a wormhole? And if they are able to create a wormhole how will they control it so as to take us places...


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Physics

Brent Harrington From Bolton, asks,

I am trying to find out how much light curves at the Earth's surface due to gravity. Ideally, how much does light drop over a given...


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Physics

Dmitri From Toronto, asks,

How do we know that universe is 13.5b years old, if time is not constant? The idea is the closer you are to the gravity source the slower the...


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Physics

Ankit From Aligarh, India, asks,

What is the reason for earth acting like a magnet? The interior is spherical so why is the earth magnet bar shaped? And what is the reason for it...


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Physics

Peter Schwarz From Toronto, asks,

I understand that even in a finite volume, there are an infinite number of points. Why does the Planck area not apply...


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Physics

Scott Mayers From Saskatoon, asks,

Assuming the speed of light, c, what would be the distance of a photon traveling in empty space be in one second? I know this is c,...


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Physics

Edward asks,

When two open metal tubes on the roof of the car for the purpose of use as a roof rack, are travelling or reaching a certain speed, let's say...


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Physics

Kyler Tonkin From Kingston, Ontario, asks,

I heard of an experiment that it is impossible to suck a liquid up a straw more than 10 meters. Is this a true...


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Physics

kyler From the Internet, asks,

If I were to tie a rope or something like that to the moon and have it dangle far enough toward the earth so I can reach it on the ground,...


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Physics

Nicola From Smiljan, asks,

How would a Foucault Pendulum behave on the...


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