181 results found, view free essays on page:
-
Water Can Travel Shale And Sandstone Erosion
1,789 words
WATER: IT MOVES THE WORLD Water does move the
world, but not always in a noticeable or dramatic
way. Erosion is a key element in making the world
possible to live in. Erosion forms the valleys,
literally dissolves solid rock, moves 3 ton
boulders, and builds bridges. Water is the most
abundant and therefore most powerful resource on
the planet. Although water creates landmarks the
size of the Grand Canyon, man cannot see the
process, only the result. RAIN EROSION According
to Rain Erosion: graph...
Free research essays on topics related to: stream, sea water, valley, erosion, valleys
-
Subatomic Particles Quantum Mechanics
756 words
Quantum Mechanics is the science of subatomic
particles and their behavior patterns that are
observed in nature. As the foundation of
scientific knowledge approached the start of the
twentieth century, problems began to arise over
the fact that classic physical ideas were not
capable of explaining the observed behavior of
subatomic particles. In 1913, the Danish physicist
Neil's Bohr, proposed a successful quantum model
of the atom that began the process of a more
defined understanding of its su...
Free research essays on topics related to: quantum mechanics, mechanics, subatomic particles, uncertainty principle, twentieth century
-
Rate Of Reaction Hydrochloric Acid
1,993 words
4 Results for temperature and concentration on
Tables 5 Graph for results for rate of reaction
against temperature 6 Graph of results for rate of
reaction against time 8 Graph and table of typical
results This investigation is about Rates of
Reaction and what affects them. In this case I am
going to look at hydrochloric acid and sodium
thiosulphate, which is a precipitation reaction. I
will be investigating whether a change in
temperature affects the rate of reaction. Sodium
thiosulphate and hyd...
Free research essays on topics related to: rate of reaction, hydrochloric acid, calcium carbonate, sulphur dioxide, sodium chloride
-
Dry Ice Petri Dishes
1,905 words
A particle cloud chamber is a device that makes
visible to the human eye the presence of certain
particles and cosmic rays. This paper will discuss
the process in which a successful chamber
prototype was developed. This paper will also
discuss how the chamber utilizes the properties of
a supersaturated environment to detect these
particles. Finally, plans for the future
development of a larger model to study the charge
and energy of particles through the use of a
magnetic field is presented. The...
Free research essays on topics related to: charged particles, petri dishes, magnetic field, larger scale, dry ice
-
Laser Beam B M
1,776 words
Imagine a world without traffic jams; where there
would be no delay for work, no worries about
travel schedules and above all no public
appraisals from the English teacher for coming
late to the class! Time would finally be stricken
off the banal list of worries. This impossible to
hit pitch however, lies in a plane where platitude
is not well taken. This plane is one where
advanced physics and quantum mechanics form
frightening webs of reason for everything that
happens in that other world - wh...
Free research essays on topics related to: particles, blonde, traffic, laser beam, b m
-
2 H 2 O Carbon Monoxide
1,607 words
1. State the five assumptions of the
Kinetic-Molecular Theory of gases. a) Gases
consist of large numbers of tiny particles. These
particles, usually molecules or atoms, typically
occupy a volume about 1000 times larger than
occupied by the same number of particles in the
liquid or solid state. Thus molecules of gases are
much further apart than those of liquids or
solids. Most of the volume occupied by a gas is
empty space. This accounts for the lower density
of gases compared to liquids and so...
Free research essays on topics related to: 2 h 2 o, carbon dioxide, kinetic energy, hydrogen peroxide, carbon monoxide
-
Straight Line 5 Mm
1,125 words
Aim: I will investigate how the field strength
varies the deflection of Beta Particles.
Preliminary Work I started my preliminary work
because, when I started my measurements using 2
coils used in experiments to deflect electrons
from and electron gun. While testing for the
deflection of beta particles, I found that beta
radiation was scattered in a very large cone, I
can not get any readings with amount of beta
radiation scattering. So I would have to construct
some type of shielding for this i...
Free research essays on topics related to: 5 mm, straight line, beta, angle, particles
-
Electric Field X 2
1,267 words
... n line 3. Place the plates at 5 cm apart,
using the set square making sure that the plates
are 2. 5 cm form the centre line. 4. Turn on the
EHT 5. Raise the voltage to 1 kV 6. Use the 10
second count, move the GM tube until there is a
drop in the background count. Change to 100 s and
move the GM slightly until you just get a back
group count. 7. Record this result in the table.
8. Repeat step 5 to 7 increasing the voltage by 1
kV Analysis This experiment is similar to an
electron gun experim...
Free research essays on topics related to: v 2, electric field, x 10, x 2, 2 x
-
Dust Particles Blue Light
1,256 words
Exploration of a Natural Colour Phenomenon Why
does the sky colour change? To answer this
question, one should be aware of the Earth's
atmosphere, and light. What is the atmosphere? The
sky is filled with air which is a mixture of tiny
gas molecules and small bits of solid stuff, like
dust (Why Is the Sky Blue? ). The air constitutes
the atmosphere, a gaseous shell surrounding the
Earth and some other planets. The main gaseous
components of the atmosphere are nitrogen (78. 09
%) and oxygen (20. ...
Free research essays on topics related to: blue light, sky, visible light, dust particles, mar 2007
-
Nitrogen Dioxide Sulfur Dioxide
1,372 words
Catalysts 038; Fine Particle In Industry
Catalyst: Catalysis, alteration of the speed of a
chemical reaction, through the presence of an
additional substance, known as a catalyst, that
remains chemically unchanged by the reaction.
Enzymes, which are among the most powerful
catalysts, play an essential role in living
organisms, where they accelerate reactions that
otherwise would require temperatures that would
destroy most of the organic matter. A catalyst in
a solution with-or in the same ph...
Free research essays on topics related to: nitrogen dioxide, sulfuric acid, fine particles, carbon monoxide, sulfur dioxide
-
Infinite Regress God Exists
1,002 words
Aquinas second proof that God exists, the proof
from efficient cause, is summarized in the
following: there exists things that are caused,
nothing can be the cause of itself, there cannot
be an infinite regress of causes, there fore, God
exists. The proof of Aquinas s is a cosmological
kind, basing the fact the if anything exist; an
absolute necessary being must also exist. I agree
with Aquinas that God is the uncaused first cause,
but from a situation that was discussed in class a
few weeks ago...
Free research essays on topics related to: god exists, chamber, particles, first cause, infinite regress
-
University Of Cambridge Alpha Particles
664 words
Rutherford was born on August 30, 1871, in Nelson,
New Zealand. He was educated at the University of
New Zealand and the University of Cambridge. He
was a professor of physics at McGill University in
Montreal, Quebec from 1989 to 1907. He was also
professor at the University of Manchester in
England. After 1919 he was professor of
experimental physics and director of the Cavendish
Lab at the University of Cambridge moreover held a
professorship, after 1920, at the Royal
Institution of Great Brit...
Free research essays on topics related to: alpha particles, royal society, university of cambridge, gamma rays, atomic mass
-
Carbon Dioxide Measuring Cylinder
3,019 words
Aim 1 To find Fermentation Aims Aim 1 To find out
what factors affect how quickly bread dough rises.
There are a number of factors that affect how
quickly bread dough rises. These are: ·
Amount of sugar-if the amount of sugar is
increased, the rate of reaction will increase.
Adding a higher concentration of sugar will
increase the sugar particles in a given space. As
the mixture is heated, the sugar particles will
begin to move. Due to a lack of space, this would
result in collisions. Thu...
Free research essays on topics related to: carbon dioxide, measuring cylinder, move faster, optimum temperature, activation energy
-
Ground Level Ozone Environmental Protection Agency
2,062 words
Eng 102 December 4, 2000 Pollution Since the
beginning of the 20 th century, environmentalists
have been warning the world about polluting the
earth and its consequences. While many countries
have seriously attempted to reduce their pollution
emission, others instead seem to be more concern
about economic growth and production output.
Therefore, pollution has been increasing since
then. However, pollution must be reduced,
otherwise life on earth will soon extinguish. Air
pollution is one of the ...
Free research essays on topics related to: carbon dioxide, environmental protection agency, fossil fuels, ground level ozone, nitrogen oxides
-
Big Bang Theory Hydrogen Ions
3,468 words
Luminosity is the amount of light that is radiated
from a star. White light is the composition of all
colors. In elements, the energy discharge can be
displayed as light. Just by looking at the colors
that are discharged, one may precisely identify
the element. In understanding the universe, the
Doppler effect is one of the most important tools.
The Doppler effect is a shift in frequency due to
a moving source. Skipping a rock on water would be
an example of this effect. The circles would be
off...
Free research essays on topics related to: earths atmosphere, big bang theory, dust particles, hydrogen ions, electro magnetic
-
Earth Surface Seismic Waves
2,491 words
Notes on the lithosphere- (rock sphere) Upper most
part is crust of earth. Compiled of rocks of outer
crust. Outermost shell. Upper part- rocks we see
at and near the earths surface. Crust is 5 to 10
km thick under most oceans and 24 to 60 km thick
under the continents. The lithosphere under the
crust is solid, dense material. (more dense than
surface materials). Lithosphere 100 - 200 km.
Notes on the asthenosphere- zone beneath the
lithosphere. Thick like tar. Weak because of high
temperatures ...
Free research essays on topics related to: charged particles, seismic waves, carbon dioxide, earth surface, igneous rocks
-
Bhagavad Gita Rig Veda
3,925 words
I. INTRODUCTION Are you really what you eat? Why
are people born with certain unique tendencies?
Are matter and spirit separate, or the same?
Although seemingly unrelated, these questions are
unified by the subject under consideration in this
paper: the Hindu caste system. The caste system
itself is unified by the concern of ritual purity.
According to the Encyclop? dia Britannica: the
caste system has been a dominating aspect of
social organization for thousands of years. A
caste, generally des...
Free research essays on topics related to: caste system, lower castes, bhagavad gita, rig veda, indigenous tribes
-
Charged Particles Electric Charge
1,314 words
J. J. Thomson Science lecturers who traveled from
town to town in the middle nineteenth century
delighted audiences by showing them the ancestor
of the neon sign. They took a glass tube with
wires embedded in opposite ends... put a high
voltage across... pumped out most of the air...
and the interior of the tube would glow in lovely
patterns. In 1859 a German physicist sucked out
still more air with an improved pump and saw that
where this light from the cathode reached the
glass it produced a f...
Free research essays on topics related to: electric field, electric charge, negative charge, j j, charged particles
-
Move Faster Boiling Point
362 words
Kinetic Theory? All matter is made up of particles
which are in constant motion. Solids ·
Fixed shape and volume · Particles are held
together by relatively strong forces, and are
incompressible · Particles do not have free
movement, but can vibrate about fixed positions
· An increase in temperature will give the
particles more energy, the amplitude of vibration
increases, therefore the solid expands Liquids
· No fixed shape, but a fixed volume
· Particl...
Free research essays on topics related to: particles, middot, temperature increase, boiling point, move faster
-
Quantum Mechanics Quantum Physics
1,568 words
While researching quantum physics, I realized that
I had just finished a book that was based on
quantum theory. At the time, I didn t quite
realize that quantum theory and quantum physics
were related except in name. Niels Bohr once said,
Anyone who is not shocked by quantum theory has
not understood it. He believed this because
quantum physics makes the common laws of classical
physics false on small scales. First, quantum
physics is the physics of the incredibly small. It
tries to explain the ...
Free research essays on topics related to: uncertainty principle, quantum physics, energy levels, quantum mechanics, quantum theory
181 results found, view free essays on page: