Essays Tagged: "pulses"

the uses of lasers and about lasers

oiling a simple flash tube around arod, and beaming powerful flashes of light at it. The result was pulses ofred laser light. Once they made the device they had to name it. They hadthink of some word ... isthrough fiber optics. Fiber optics are glass rods in which a laser is shotthrough the rod, making pulses which are then changed into sound.Entertainment: Lasers can also be used to entertain. They a ...

(3 pages) 61 0 4.3 Sep/2002

Subjects: Science Essays > Technology

Acupuncture

re like rivers flowing through the body to irrigate and nourish the tissues, blood flow and nervous pulses also follow meridians to run through the body to various parts, structures and organs. An obs ... restricts it in others. Any obstruction and blockages or deficiencies of energy, blood and nervous pulses would eventually lead to disease.The meridians can be influenced by needling the acupuncture ...

(2 pages) 42 0 3.0 Feb/2003

Subjects: Humanities Essays > Health & Medicine

It is an oral presintation on drumming and how the drum was made.

and every star.Pre-industrialized societies have always had some instinctive understanding of these pulses and how they interact. Since the 17th century, western scientists too have known about rhythm ...

(4 pages) 33 0 4.3 Nov/2003

Subjects: Art Essays > Music History & Studies

Tecnology and Economics

power plant, any many more. Samuel Morse proved that signals could be transmitted by wire. He used pulses of current to deflect an electromagnet, which moved a marker to produce written codes on a st ... New York University in 1835, Samuel Morse proved that signals could be transmitted by wire. He used pulses of current to deflect an electromagnet, which moved a marker to produce written codes on a st ...

(4 pages) 139 0 4.2 Apr/2004

Subjects: Social Science Essays > Economics > Economic History

Modern Communication - Fiber Optics.

ls through optical fibers, the electrical signals that start out over cooper wires are changed into pulses of light by tiny lasers. The signals then can travel over long distances. Optical fibers are ...

(1 pages) 442 0 0.0 Oct/2005

Subjects: Science Essays > Physics

Explaining sound: Subject:s cience, acoustics

ur tympanic membrane, or eardrum, is just that, a stretched piece of tissueThat receives rythematic pulses known as sound. Sound is actually a linear wave. Think of a stretched out slinky, when you hi ...

(1 pages) 22 0 3.0 Dec/2005

Subjects: Science Essays

How is data stored electronically and by what method?

ured in bytes. One byte contains 8 bits (short for binary digits, 0 and 1). Computers work by using pulses of voltage which represent either 0 or 1. Low voltages represent 0, high voltages represent 1 ...

(3 pages) 27 0 3.0 Mar/2006

Subjects: Science Essays > Computer Science

Entering Foreign Markets(Taiwan)

itive Advantages* According to Researhers taiwan will import more products especially organic foods,pulses,and electronics* Demand for organic food including grains, beans, lentils, tree nuts and dehy ...

(30 pages) 324 0 5.0 Mar/2006

Subjects: Social Science Essays > Economics > Rates & Indexes

The Effect of Alcohol on the Heart Rate of a Gammarus

placed in alcohol it's heart rate is known to decrease. This is due to the interference with nerve pulses. For example, an experiment was conducted when a Daphnia was placed in ethanol. The heartbeat ... conducted when a Daphnia was placed in ethanol. The heartbeat of a Daphnia is regulated by nerve impulses, which are generated by pacemaker neurons located in the cardiac ganglion. These impulses are ...

(3 pages) 17 0 5.0 Apr/2006

Subjects: Science Essays > Biology

Horror Movies: It is a journal about my opinions on "foreign spirits" and how this connects with the Christian world.

elings can be considered a physical high that requires nothing but a body to receive the phenomenal pulses.Not only am I a victim of the 53-inch TV screen; I am also a long-term victim of horror movie ...

(2 pages) 12 0 1.0 Nov/2006

Subjects: Literature Research Papers > Creative Writing

Richard Cory Analisis

had everything. The town's folks wanted to be him; in fact they were in such awe of him that their pulses actually fluttered when he said good morning.The townsmen were so excited by Cory that they n ...

(2 pages) 25 0 0.0 Nov/2006

Subjects: Literature Research Papers > North American > Poetry

First Love

traffic controllers, miners and law enforcement.How Radar Works Radar involves the transmission of pulses of electromagnetic waves by a directional antenna. Some of these pulses are reflected back to ... pulses are reflected back to the antenna from objects that intercept them (A target). The reflected pulses are picked up from a receiver, electronically processed and converted into a visible form. Th ...

(4 pages) 11 0 0.0 Jul/2001

Subjects: Businesss Research Papers

Ultrasound

machine is a machine that sends out ultrasound waves. In a typical ultrasound machine, millions of pulses and echoes are sent and received each second. A basic ultrasound machine has the following pa ... he transducer probeTransducer pulse controls - changes the amplitude, frequency and duration of the pulses emitted from the transducer probeDisplay - displays the image from the ultrasound data proces ...

(6 pages) 36 0 4.0 Nov/2007

Subjects: Science Essays > Physics

Story of an Hour Kate Chopin

axing, and, of course, spiritually illuminating." Louis feels the physical change that occurs, "her pulses beat fast, and the coursing blood warmed and relaxed every inch of her body." This is all par ...

(2 pages) 22 0 0.0 Apr/2010

Subjects: Literature Research Papers