Essays Tagged: "energy levels"

Chlorine

atomic number of 17 and an atomic weight of 35.453. It has a valence number of 3. The element has 3 energy levels. Chlorine exists as a greenish-yellow gas at normal temperatures and pressures. Chlori ...

(5 pages) 71 0 3.0 Nov/1996

Subjects: Science Essays > Chemistry

Investigate and find the relationship between heat loss (of water) and surface area to volume ratio of animals.

: 250 = 0.92 : 1250 : 250500ml flask = 330 : 500 = 0.66:1500 : 500The factors effecting heat loss:1.Energy Levels2.Climate / air temperature3.Mass / Size of the animal4.Temperature control levels with ...

(4 pages) 32 0 3.4 Apr/2003

Subjects: Science Essays > Chemistry

Waves and How They Affect Life.

ar parts. These waves all contain wavelength and frequency. A longer wavelength will mean a smaller energy level, as to where a shorter wave length makes the wave more compact and it will have a highe ... shorter wave length makes the wave more compact and it will have a higher energy level. Some of the energy levels can become so high that they may become harmful. Other waves may have such a low energ ...

(8 pages) 70 0 4.0 May/2003

Subjects: Science Essays

Staff Morale.

confidence. So for an organisation to have low staff morale would mean that their employees had low energy levels, no motivation and even no feeling of self-satisfaction. Low staff morale doesn't just ... eing laid off·Lack of communication·A negative attitude·Joylessness·Low energy·Co-workers don't get along·A gloomy atmosphere of stress and anxiety.These fact ...

(3 pages) 119 0 4.0 Jun/2003

Subjects: Businesss Research Papers > Management

Iron- about its elemental properties and history of the metal.

electrons. It also has a cubic crystal structure. It is classified as a transition metal. It has 4 energy levels with 2 electrons on the first, 8 on the second, 14 on the third, and 2 on the fourth. ... first, 8 on the second, 14 on the third, and 2 on the fourth. It has a relatively average number of energy levels. The following is a list of the half-life for different isotopes. As it shows on the l ...

(3 pages) 30 0 5.0 Feb/2004

Subjects: Science Essays > Earth Sciences > Geology & Geosciences

Bose Einstein Condensate

The Bose Einstein Condensate is a group of atoms at the same energy level. The BEC can only be formed at temperatures as low as a few billionths (0.000,000,001) ... low as a few billionths (0.000,000,001) of a degree above Absolute Zero. Atoms will be at different energy levels at normal temperatures, but once the temperature goes down below a certain threshold a ... ure goes down below a certain threshold a large fraction of the atoms will crash down to the lowest energy level. This results on a unique state as an atom in the lowest energy level is spread out a l ...

(3 pages) 22 0 4.0 Feb/2004

Subjects: Science Essays > Physics

Chemical Properties of the element Barium

6 and has an atomic mass of 137.327. The mass is made up of 56 protons and 81 neutrons. There are 6 energy levels of electrons that total 56 and have the S, P, and D orbitals. The electron configurati ...

(2 pages) 63 0 4.3 Feb/2004

Subjects: Science Essays > Chemistry

Metabolic Process notes These are just notes for

emical Bonding-electrons occupy various positions (distances) from the nucleus of an atom, known as energy levels.-as an electron moves further from the nucleus of an atom, its potential energy increa ... input to reduce its everyday attraction to the positively charged nucleus.-the outermost orbital or energy levels are termed the valence orbital; the valence electrons ** the chemical behaviour of an ...

(3 pages) 35 0 5.0 Mar/2004

Subjects: Science Essays > Biology > Human Biology

Seasonal Affective Disorder (SAD)

eriod of time he found that the short days, compared with those in South Africa, were affecting his energy levels, and that these feelings would usually persist until spring. In 1984 at the National I ...

(6 pages) 54 0 3.8 Sep/2004

Subjects: Humanities Essays > Language Studies

Flame Photometry

titative analysis of these substances" (Internet 1).2.2 The electrons of an atom exist in different energy levels. When energy is added to an atom in the form of light/heat/electrical energy, the atom ... and a ground (natural) state. The ground state of an atom is when the electrons are in their lowest energy level. The use of a flame photometer "relies on the principle that a metal salt drawn into a ...

(5 pages) 18 0 0.0 Jul/2006

Subjects: Science Essays > Chemistry

Obesity

not exercising. Although causes of obesity may be due to physical inactivity, which leads to lower energy expenditures, it is not the main cause.Obesity is not just a matter of moral decision making. ... se, but usually several other factors that effect it. There are factors such as genetics, heredity, energy levels, energy expended, diets, nutritional status, and exercise status.Genetics plays a key ...

(4 pages) 115 0 4.0 Feb/2008

Subjects: Humanities Essays > Health & Medicine

Does Music Affect the Brain?

remature infants. Music can modify metabolic rates and increase and decrease blood pressure, effect energy levels and digestion positively and negatively depending on the type of music. These are a lo ...

(3 pages) 20 0 5.0 Jul/2009

Subjects: Art Essays > Music History & Studies

Risk Associated With Cell Phones

segments of the population, including children. As such, even a small effect may be significant.Rf Energy And Electromagnetic FieldsCell phones operate with radio frequencies (RF) and create electrom ... power than older analog units. Likewise, cordless telephones designed for local use also have lower energy levels. However, older analog cell phones and specialized units can emit high energy levels o ...

(5 pages) 30 0 0.0 Jun/2010

Subjects: Science Essays

A Professional Literature Review of Incorporating Music Into The Economics Classroom: A Comparison of Two Teaching Methods” By: Jane Aw Yang Huey, Mara University Malaysia

inforce and emphasize skills that they are introducing or reviewing. Music affects our feelings and energy levels. In a classroom setting, high energy levels are known for better success within studen ...

(2 pages) 9 0 0.0 Apr/2012

Subjects: Literature Research Papers