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Physics

Projectile Motion

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Overview Physics in general can be regarded as the study of how things work and operate in our day to day lives. It can help explain anything as simple as the mechanics and forces involved when you walk to even something as complicated as the origins of the universe. One of the most important and…

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Rockets: How Do They fly?

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Rockets. We can all picture one, blasting off from a launch tower amid a roar of smoke and fire, riding a tail of flames higher and higher until finally coming to a rest in the vast expanse of space. If you’ve ever been remotely close to one of these behemoths as they are taking off,…

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Forces in Physics

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There are several different types of forces that exist. One way of categorizing different forces is into contact and non-contact forces. A contact force requires something to be physically touching an object to exert force on it. A non-contact force does not require physical contact to act. An example of a contact force would be…

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Math and Physics Review of Curling and Bobsled

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Overview Curling and bobsled are winter sports that rely on friction against an icy track or surface. In curling, a special stone is moved by a combination of momentum and friction against a sheet of ice. Team players use a variety of strategies to determine which of their stones will score the highest. In bobsledding…

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Science Review of Dark Matter

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Overview The type of energy and matter that we can observe in the universe is thought to be only a small fraction of its total contents, less than 5%.  Dark matter and dark energy have been theorized to make up the rest.  Although scientists cannot observe either dark matter or dark energy directly, evidence for…

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Science Review of Plasma

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Overview Plasma is often called the fourth state of matter, as it has properties different from all the other states.  Most of the matter contained in stars, interstellar clouds, and other features of the observable universe is in the plasma state. Definition A plasma is a very hot ionized gas that is made up of…

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Science Review of Soccer

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Overview The sport of soccer is popular worldwide. Like other sports, the ball and the players follow laws of physics as games are played, especially Newton’s Laws of Motion, friction, momentum, and aerodynamics. Laws of Motion Newton’s First Law According to Newton’s First Law of Motion, a soccer ball will stay at rest unless a…

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Math and Physics Review of Basketball

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Overview The sport of basketball combines high energy with a fast pace. Although it is not essential to be an expert in math and physics to be a great basketball player, basketball moves such as jump shots, passing, and dribbling can illustrate math and physics concepts. Jump Shot When a player makes a jump shot,…

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Science Review of the Search for the Higgs Boson

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Overview The Higgs boson is an elementary particle that is different from all others in the Standard Model of Quantum Physics. It is essential to the process governing mass in the universe. Experiments at the Large Hadron Collider found a possible Higgs particle in 2012, and when it is brought online in 2015, more particles…

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Science Review of Matter and Antimatter

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 Overview According to the Standard Model of Particle Physics, elementary and composite particles of matter exist. Both elementary and composite particles have corresponding antiparticles, as mirror images with the same masses and opposite charges. They annihilate one another upon contact. The observed universe is composed mostly of matter, with antimatter in small quantities, often produced…

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