Essays Tagged: "ultraviolet radiation"

The Spectrophotometer and its uses in Forensics

y of unknown properties of light.How it worksThe modern spectrophotometer, popularly termed the UV (ultraviolet) spectrophotometer, does not always use radiation; in some cases, radiowaves with shorte ... , radiowaves with shorter wavelengths have been used. The spectrophotometer works by first emitting ultraviolet radiation using either tungsten or molybdenum bulbs. The radiation then goes through a m ...

(2 pages) 34 0 4.6 Feb/2005

Subjects: Science Essays

The Benefits of Tanning

ve been claiming for years. Piles of research have linked the cause of skin cancer with exposure to ultraviolet radiation. Both the sun and tanning beds or sunlamps emit UV rays. According to Skin Hea ... n for Teens, there are three different types of skin cancer, and all caused, at least partially, by ultraviolet radiation. The first two types, basal cell carcinoma and squamous cell carcinoma, are tr ...

(9 pages) 57 1 5.0 Feb/2005

Subjects: Humanities Essays > Health & Medicine

The Atmosphere and Air Pollution: Mexico City

here extends from about seven to thirty-one miles out and contains ozone that acts as a shield from ultraviolet radiation. The mesosphere extends from thirty-one miles to about fifty-six miles out. Th ...

(2 pages) 41 0 1.7 Jul/2005

Subjects: Science Essays > Environmental Science

Ozone Depletion

Ozone DepletionOzone Depletion is mainly caused by ultraviolet radiation, which if we don't be careful, will increase in intensity all over the earth. ... es, UV radiation damages protein and DNA molecules at the surfaces of all living things. If all the ultraviolet radiation falling on the stratosphere reached the earth's surface, no life on earth woul ...

(2 pages) 16 0 0.0 Apr/2001

Subjects: Science Essays > Environmental Science

Ultaviolet Rays

Ultraviolet Rays Ultraviolet rays are part of the electromagnetic spectrum. It has wavelengths short ... onger than X-rays. It moves at 186,000 miles per second, the speed of light. The difference between ultraviolet rays and any other one is their wavelength, the amount of energy waves can carry. Ultrav ... energy waves can carry. Ultraviolet radiation has a range of wavelengths of about 10 NM to 400 NM. Ultraviolet light is generally divide into the near (4000- 3000A), the far (3000- 2000A), and the va ...

(2 pages) 14 0 0.0 Nov/2001

Subjects: Science Essays > Environmental Science

Long Physics Notes: Communications and Space: Not all dot points covered in this assignment

dio waves emitted by celestial bodies.1.4 Identify the methods of detection for gamma rays, X-rays, ultraviolet radiation, visible light, infra-red [heat] radiation, microwaves, radar, radio and TV-wa ...

(10 pages) 20 0 2.3 Jul/2007

Subjects: Science Essays > Physics

The Global Environment

" now have turned out to be life threatening to both humans and the global ecosystem. The increased ultraviolet radiation this will produce at the earth's surface is expected to increase skin cancers ...

(2 pages) 24 0 0.0 Feb/2008

Subjects: Science Essays > Environmental Science

The Future of Cancer. A look into how we plan on solving the cure for cancer

what cancer is, but how do we get it? There are many different variables that contribute to cancer. Ultraviolet light is the radiation that comes from the sun. It causes us to have a tan, but it is al ... for many diseases and skin cancer is no different. The skin is designed to tolerate quite a bit of ultraviolet radiation but at high enough frequency there is no defense. Everyday we are exposed to s ...

(5 pages) 12 0 3.0 May/2008

Subjects: Science Essays

Effects of UV Rays

Ultraviolet radiation (UV) is an electromagnetic spectrum between x-rays and visible light. The sun ... ved July 25, 2009, from NASA:, K. (2009, May ). Ultraviolet Radiation . Retrieved July 25, 2009, from Health Physicis Society : ... ed July 25, 2009, from Health Physicis Society : Radiation and Health . (n.d.). Retrieved July 25, 2009, from World Health Orgainzation: ...

(2 pages) 28 0 0.0 Apr/2010

Subjects: Science Essays > Biology

Indoor tanning

etting skin cancer.Indoor tanning also causes malignant melanoma, the deadliest type of skin cancer.Ultraviolet radiations from tanning beds provide vitamin D.Teenagers, especially girls, use tanning ... ing may be fun, but it can cause damage to the body and even can lead to death.Tanning beds diffuse ultraviolet radiation that link to multiple skin cancers such as melanoma.A quarter of youth in Cana ...

(3 pages) 1 0 0.0 Jan/2013

Subjects: Art Essays > Music History & Studies