http://physics.about.com/ These articles that had the largest increase in popularity over the last week http://z.about.com/f/lg/s10.gif http://www.about.com/ 118 20 en-us physics.guide@about.com 2012-05-24T11:04:27Z daily 1 2000-01-01T12:00+00:00 http://physics.about.com/od/glossary/g/isochoric.htm definition of an isochoric process <p><a href="http://feedads.g.doubleclick.net/~a/NJ7iXQj0qD-BGldCNFajfrOQBE4/0/da"><img src="http://feedads.g.doubleclick.net/~a/NJ7iXQj0qD-BGldCNFajfrOQBE4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/NJ7iXQj0qD-BGldCNFajfrOQBE4/1/da"><img src="http://feedads.g.doubleclick.net/~a/NJ7iXQj0qD-BGldCNFajfrOQBE4/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/isochoric.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physicshistory/a/GreekPhysics_2.htm A description of Aristotle's contributions to physics, or natural philosophy, as it was called at the time. <p><a href="http://feedads.g.doubleclick.net/~a/0mAxdjfkLjzDKmGEupxXrGSql9s/0/da"><img src="http://feedads.g.doubleclick.net/~a/0mAxdjfkLjzDKmGEupxXrGSql9s/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/0mAxdjfkLjzDKmGEupxXrGSql9s/1/da"><img src="http://feedads.g.doubleclick.net/~a/0mAxdjfkLjzDKmGEupxXrGSql9s/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physicshistory/a/GreekPhysics_2.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physicsitol/g/laser.htm definition of a laser <p><a href="http://feedads.g.doubleclick.net/~a/LQHfiF2ldV8fzzJ3UZyWxM896eI/0/da"><img src="http://feedads.g.doubleclick.net/~a/LQHfiF2ldV8fzzJ3UZyWxM896eI/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/LQHfiF2ldV8fzzJ3UZyWxM896eI/1/da"><img src="http://feedads.g.doubleclick.net/~a/LQHfiF2ldV8fzzJ3UZyWxM896eI/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physicsitol/g/laser.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/condensation.htm definition of condensation <p><a href="http://feedads.g.doubleclick.net/~a/R1Y38o9oTVP6EfJ6PS0hLblyNt0/0/da"><img src="http://feedads.g.doubleclick.net/~a/R1Y38o9oTVP6EfJ6PS0hLblyNt0/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/R1Y38o9oTVP6EfJ6PS0hLblyNt0/1/da"><img src="http://feedads.g.doubleclick.net/~a/R1Y38o9oTVP6EfJ6PS0hLblyNt0/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/condensation.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/sirisaacnewton/p/newton.htm Sir Isaac Newton is one of the most significant physicists in western history. Considered the founder of classical physics, he took the disparate concepts that existed at his time and brought them together into a cohesive field of study. <p><a href="http://feedads.g.doubleclick.net/~a/3BHENdWqPqbHEufaCD9NUuIUtRw/0/da"><img src="http://feedads.g.doubleclick.net/~a/3BHENdWqPqbHEufaCD9NUuIUtRw/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/3BHENdWqPqbHEufaCD9NUuIUtRw/1/da"><img src="http://feedads.g.doubleclick.net/~a/3BHENdWqPqbHEufaCD9NUuIUtRw/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/sirisaacnewton/p/newton.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/boseeinstcond.htm Definition of the Bose-Einstein condensate. <p><a href="http://feedads.g.doubleclick.net/~a/aXtHGb8ddIueUoS0ZkR-sxXzIZE/0/da"><img src="http://feedads.g.doubleclick.net/~a/aXtHGb8ddIueUoS0ZkR-sxXzIZE/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/aXtHGb8ddIueUoS0ZkR-sxXzIZE/1/da"><img src="http://feedads.g.doubleclick.net/~a/aXtHGb8ddIueUoS0ZkR-sxXzIZE/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/boseeinstcond.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/fluidmechanics/a/commondens.htm Find out the density of common substances. <p><a href="http://feedads.g.doubleclick.net/~a/rMh9KcwQfCEgWKVneDDR6uD9Lj4/0/da"><img src="http://feedads.g.doubleclick.net/~a/rMh9KcwQfCEgWKVneDDR6uD9Lj4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/rMh9KcwQfCEgWKVneDDR6uD9Lj4/1/da"><img src="http://feedads.g.doubleclick.net/~a/rMh9KcwQfCEgWKVneDDR6uD9Lj4/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/fluidmechanics/a/commondens.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/SeasonFive/fr/BBT-ep523.htm Howard is relieved when his launch into outer space is canceled, but a chance to once again become an astronaut means facing up to his fear ... of Bernadette's father. <p><a href="http://feedads.g.doubleclick.net/~a/qChk3zh_Nb4brQqqxZbV9CxDV_0/0/da"><img src="http://feedads.g.doubleclick.net/~a/qChk3zh_Nb4brQqqxZbV9CxDV_0/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/qChk3zh_Nb4brQqqxZbV9CxDV_0/1/da"><img src="http://feedads.g.doubleclick.net/~a/qChk3zh_Nb4brQqqxZbV9CxDV_0/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/SeasonFive/fr/BBT-ep523.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/oscillation.htm Definition of oscillation <p><a href="http://feedads.g.doubleclick.net/~a/yozUmXBUtZLGZmBchb0e9ZO58XM/0/da"><img src="http://feedads.g.doubleclick.net/~a/yozUmXBUtZLGZmBchb0e9ZO58XM/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/yozUmXBUtZLGZmBchb0e9ZO58XM/1/da"><img src="http://feedads.g.doubleclick.net/~a/yozUmXBUtZLGZmBchb0e9ZO58XM/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/oscillation.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/halloweenphysics/qt/madscientist.htm Learn how to create a great mad scientist costume. <p><a href="http://feedads.g.doubleclick.net/~a/mq_6-pEQguumiV6J5LbmIulGXeU/0/da"><img src="http://feedads.g.doubleclick.net/~a/mq_6-pEQguumiV6J5LbmIulGXeU/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/mq_6-pEQguumiV6J5LbmIulGXeU/1/da"><img src="http://feedads.g.doubleclick.net/~a/mq_6-pEQguumiV6J5LbmIulGXeU/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/halloweenphysics/qt/madscientist.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/thermodynamics/f/matterphase.htm Learn about the various states of matter and the physical laws that govern them, such as phase transitions. <p><a href="http://feedads.g.doubleclick.net/~a/mcu1DcWcmGmlJQ8dLt7qjFC4iu0/0/da"><img src="http://feedads.g.doubleclick.net/~a/mcu1DcWcmGmlJQ8dLt7qjFC4iu0/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/mcu1DcWcmGmlJQ8dLt7qjFC4iu0/1/da"><img src="http://feedads.g.doubleclick.net/~a/mcu1DcWcmGmlJQ8dLt7qjFC4iu0/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/thermodynamics/f/matterphase.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/electron.htm definition of electron - electron as a fundamental physics particle <p><a href="http://feedads.g.doubleclick.net/~a/HYmlHrZ2He55y1uiQ1kfyqqoQXw/0/da"><img src="http://feedads.g.doubleclick.net/~a/HYmlHrZ2He55y1uiQ1kfyqqoQXw/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/HYmlHrZ2He55y1uiQ1kfyqqoQXw/1/da"><img src="http://feedads.g.doubleclick.net/~a/HYmlHrZ2He55y1uiQ1kfyqqoQXw/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/electron.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/fictionalphysicsbooks/gr/physuperheroes.htm In this book, physics teacher James Kakalios uses comic book superheroes as the means of explaining important physics principles. <p><a href="http://feedads.g.doubleclick.net/~a/pPKWzBXvo-dB9xFK3vFH04bxrdY/0/da"><img src="http://feedads.g.doubleclick.net/~a/pPKWzBXvo-dB9xFK3vFH04bxrdY/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/pPKWzBXvo-dB9xFK3vFH04bxrdY/1/da"><img src="http://feedads.g.doubleclick.net/~a/pPKWzBXvo-dB9xFK3vFH04bxrdY/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/fictionalphysicsbooks/gr/physuperheroes.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/astronomy/f/ParallelUniverseTypes.htm Physicists often talk about parallel universes, but what exactly does this mean? Are there different types of parallel universes? What are they? <p><a href="http://feedads.g.doubleclick.net/~a/Y55dSQQxr0kOGK1TK36Pg0b0pak/0/da"><img src="http://feedads.g.doubleclick.net/~a/Y55dSQQxr0kOGK1TK36Pg0b0pak/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/Y55dSQQxr0kOGK1TK36Pg0b0pak/1/da"><img src="http://feedads.g.doubleclick.net/~a/Y55dSQQxr0kOGK1TK36Pg0b0pak/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/astronomy/f/ParallelUniverseTypes.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/quantuminterpretations/f/bellstheorem.htm Bell's Theorem is the theorem in quantum physics which helped solidify the idea that the interactions in quantum physics between entangled particles are instantaneous and non-local in nature. <p><a href="http://feedads.g.doubleclick.net/~a/O9xY2dwmBZJssO4gDd7t8wNoAt4/0/da"><img src="http://feedads.g.doubleclick.net/~a/O9xY2dwmBZJssO4gDd7t8wNoAt4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/O9xY2dwmBZJssO4gDd7t8wNoAt4/1/da"><img src="http://feedads.g.doubleclick.net/~a/O9xY2dwmBZJssO4gDd7t8wNoAt4/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/quantuminterpretations/f/bellstheorem.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physics101thebasics/f/WhatisPhysics.htm A brief description of the science of physics. <p><a href="http://feedads.g.doubleclick.net/~a/4l2nslf_hXkyxJzKKW6m33tSmy4/0/da"><img src="http://feedads.g.doubleclick.net/~a/4l2nslf_hXkyxJzKKW6m33tSmy4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/4l2nslf_hXkyxJzKKW6m33tSmy4/1/da"><img src="http://feedads.g.doubleclick.net/~a/4l2nslf_hXkyxJzKKW6m33tSmy4/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physics101thebasics/f/WhatisPhysics.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/mathematicsofwaves/a/interference.htm The principle of superposition governs how waves interact, resulting in interference and diffraction. Here you can learn about constructive and destructive interference, as well as manifestations of interference and diffraction. <p><a href="http://feedads.g.doubleclick.net/~a/FlINrplPhi9J-O1txVVGtXyF2Ro/0/da"><img src="http://feedads.g.doubleclick.net/~a/FlINrplPhi9J-O1txVVGtXyF2Ro/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/FlINrplPhi9J-O1txVVGtXyF2Ro/1/da"><img src="http://feedads.g.doubleclick.net/~a/FlINrplPhi9J-O1txVVGtXyF2Ro/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/mathematicsofwaves/a/interference.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/classroomphysics/f/whyphysics.htm Why should you study physics? What is the use of a physics education? If you aren't going to become a physicist, you may have questions such as these ... but there are good reasons for everyone to study physics. <p><a href="http://feedads.g.doubleclick.net/~a/VLL5isbbW9mZj6Lo7WKBsbsARQk/0/da"><img src="http://feedads.g.doubleclick.net/~a/VLL5isbbW9mZj6Lo7WKBsbsARQk/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/VLL5isbbW9mZj6Lo7WKBsbsARQk/1/da"><img src="http://feedads.g.doubleclick.net/~a/VLL5isbbW9mZj6Lo7WKBsbsARQk/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/classroomphysics/f/whyphysics.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/voltage.htm Definition of Voltage <p><a href="http://feedads.g.doubleclick.net/~a/8kQdzLpHJUekcfrwhLa_fmLuwiM/0/da"><img src="http://feedads.g.doubleclick.net/~a/8kQdzLpHJUekcfrwhLa_fmLuwiM/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/8kQdzLpHJUekcfrwhLa_fmLuwiM/1/da"><img src="http://feedads.g.doubleclick.net/~a/8kQdzLpHJUekcfrwhLa_fmLuwiM/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/voltage.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/classroomphysics/a/SigFigs.htm When measuring physical quantities, scientists have to keep track of their level of precision. This article will discuss how scientists use significant figures to do just that, and how you can use significant figures without error in your work. It also discusses the role of scientific notation in making large and small numbers manageable. <p><a href="http://feedads.g.doubleclick.net/~a/aMXNofG84D6BL4Tbnt6Iibp2_bw/0/da"><img src="http://feedads.g.doubleclick.net/~a/aMXNofG84D6BL4Tbnt6Iibp2_bw/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/aMXNofG84D6BL4Tbnt6Iibp2_bw/1/da"><img src="http://feedads.g.doubleclick.net/~a/aMXNofG84D6BL4Tbnt6Iibp2_bw/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/classroomphysics/a/SigFigs.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/entropy.htm definition of entropy <p><a href="http://feedads.g.doubleclick.net/~a/QRoE8u_wfCN4fyPfemWG2jx3ULc/0/da"><img src="http://feedads.g.doubleclick.net/~a/QRoE8u_wfCN4fyPfemWG2jx3ULc/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/QRoE8u_wfCN4fyPfemWG2jx3ULc/1/da"><img src="http://feedads.g.doubleclick.net/~a/QRoE8u_wfCN4fyPfemWG2jx3ULc/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/entropy.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physicsetoh/g/EPRparadox.htm Definition of the EPR Paradox <p><a href="http://feedads.g.doubleclick.net/~a/8ssCdjwpVC-75Us3bfgL9KTJreg/0/da"><img src="http://feedads.g.doubleclick.net/~a/8ssCdjwpVC-75Us3bfgL9KTJreg/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/8ssCdjwpVC-75Us3bfgL9KTJreg/1/da"><img src="http://feedads.g.doubleclick.net/~a/8ssCdjwpVC-75Us3bfgL9KTJreg/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physicsetoh/g/EPRparadox.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physicsmyths/f/icediet.htm Does the Ice Diet work? Find out the reasons why the ice diet, which is based on calories burned by warming water, doesn't actually work the way so many think it should. <p><a href="http://feedads.g.doubleclick.net/~a/zgOWD49Xm-jYNnzxN0XVnHc5z-w/0/da"><img src="http://feedads.g.doubleclick.net/~a/zgOWD49Xm-jYNnzxN0XVnHc5z-w/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/zgOWD49Xm-jYNnzxN0XVnHc5z-w/1/da"><img src="http://feedads.g.doubleclick.net/~a/zgOWD49Xm-jYNnzxN0XVnHc5z-w/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physicsmyths/f/icediet.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/inertia.htm Definition of inertia <p><a href="http://feedads.g.doubleclick.net/~a/JtIiPoWdhXBi5qktdMM0cOKJgqg/0/da"><img src="http://feedads.g.doubleclick.net/~a/JtIiPoWdhXBi5qktdMM0cOKJgqg/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/JtIiPoWdhXBi5qktdMM0cOKJgqg/1/da"><img src="http://feedads.g.doubleclick.net/~a/JtIiPoWdhXBi5qktdMM0cOKJgqg/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/inertia.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/classroomphysics/f/studyingphysics.htm If someone is interested in physics and wants to pursue it in college and as a career, there are a number of fundamental concepts they must become familiar with. <p><a href="http://feedads.g.doubleclick.net/~a/ewhHMTkHDRMXttDx4S6poD7AdZU/0/da"><img src="http://feedads.g.doubleclick.net/~a/ewhHMTkHDRMXttDx4S6poD7AdZU/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/ewhHMTkHDRMXttDx4S6poD7AdZU/1/da"><img src="http://feedads.g.doubleclick.net/~a/ewhHMTkHDRMXttDx4S6poD7AdZU/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/classroomphysics/f/studyingphysics.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/glossary/g/cmbrad.htm a definition of cosmic microwave background radiation <p><a href="http://feedads.g.doubleclick.net/~a/zDuCfwreVS4BDr9uA1SG59G31aM/0/da"><img src="http://feedads.g.doubleclick.net/~a/zDuCfwreVS4BDr9uA1SG59G31aM/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/zDuCfwreVS4BDr9uA1SG59G31aM/1/da"><img src="http://feedads.g.doubleclick.net/~a/zDuCfwreVS4BDr9uA1SG59G31aM/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/glossary/g/cmbrad.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/astronomy/f/hawkrad.htm Hawking radiation is an explanation of how radiation can be emitted from a black hole, despite its attractive power, due to quantum effects. <p><a href="http://feedads.g.doubleclick.net/~a/Hr4gWIRJxDYWTp-3rKzIPSU4vlc/0/da"><img src="http://feedads.g.doubleclick.net/~a/Hr4gWIRJxDYWTp-3rKzIPSU4vlc/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/Hr4gWIRJxDYWTp-3rKzIPSU4vlc/1/da"><img src="http://feedads.g.doubleclick.net/~a/Hr4gWIRJxDYWTp-3rKzIPSU4vlc/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/astronomy/f/hawkrad.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physics101thebasics/f/FieldsPhysics.htm An overview of the various fields of physics. <p><a href="http://feedads.g.doubleclick.net/~a/qJHbeGdh_PPVquXFCliwrgPn8bc/0/da"><img src="http://feedads.g.doubleclick.net/~a/qJHbeGdh_PPVquXFCliwrgPn8bc/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/qJHbeGdh_PPVquXFCliwrgPn8bc/1/da"><img src="http://feedads.g.doubleclick.net/~a/qJHbeGdh_PPVquXFCliwrgPn8bc/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physics101thebasics/f/FieldsPhysics.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/physics101thebasics/f/fund_forces.htm An overview of the four fundamental forces of physics and why they are so fundamental. <p><a href="http://feedads.g.doubleclick.net/~a/btQUdjVcEuH1OfHoT7IO5cDq9M4/0/da"><img src="http://feedads.g.doubleclick.net/~a/btQUdjVcEuH1OfHoT7IO5cDq9M4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/btQUdjVcEuH1OfHoT7IO5cDq9M4/1/da"><img src="http://feedads.g.doubleclick.net/~a/btQUdjVcEuH1OfHoT7IO5cDq9M4/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/physics101thebasics/f/fund_forces.htm education 2012-05-24T11:04:27Z http://physics.about.com/od/astronomy/f/BlackHole.htm A black hole is a curvature of spacetime geometry due to an intense gravitational field. The effects of a black hole are so extreme that even light cannot escape it, thus the name. <p><a href="http://feedads.g.doubleclick.net/~a/P15rb6NXpAb2kR1wYs4FiOFQKt0/0/da"><img src="http://feedads.g.doubleclick.net/~a/P15rb6NXpAb2kR1wYs4FiOFQKt0/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/P15rb6NXpAb2kR1wYs4FiOFQKt0/1/da"><img src="http://feedads.g.doubleclick.net/~a/P15rb6NXpAb2kR1wYs4FiOFQKt0/1/di" border="0" ismap="true"></img></a></p> http://physics.about.com/od/astronomy/f/BlackHole.htm education 2012-05-24T11:04:27Z