|
Papers on Science and Nature
Did Duhem Show That Scientific Theories Can Be Neither True
Number of words: 1840 | Number of pages: 7.... that a physical theory is simply an abstract system to classify and summarize a group of laws.
Taking the first possibility (a belief still held by many today): this seeks to look beneath the sensible appearances and find the reality beneath, which is causing the sensations we experience. However, this presents us with a problem. We only have access to perceptions so how can we hope to find a physical theory that provides a certain explanation of the reality causing these sensations? A theory can only suggest a reality that would produce all those perceptions on which our experimental laws are based. In that sense it becomes just .....
Get This Essay
|
|
History And Development Of The Internet
Number of words: 956 | Number of pages: 4.... its destination and sending them out separately towards the destination server. The message after being broken up would take separate routes to the destination and then be re-assembled by the computer at the server where the message was being sent. This was good because with more than one route for information to travel on, the enemy did not have one central point to target their attack to break the lines of communication and in the event of some break in the line information could still travel through. (Diamond, 4).
This all interested the APRA enough to fund the research and development of an experimental computer network wi .....
Get This Essay
|
|
Achondroplasia
Number of words: 492 | Number of pages: 2.... of gibbous formation. In infancy, hypercephalus can occur. Infants head circumference should be monitored close . Monthly checks of head circumference must be monitored. Radiologic studies are indicated if head circumference raises to disproportionately, or if symptoms of hydrocephalus. Child’s pediatrician should have a copy of head circumference curves for children with . Radiologic procedures for dwarfism include head ultrasound, C-T scan, or MRI of the head. If intervention is necessary, a ventriculoperitoneal shunt is placed relieving the pressure. Infants should also be monitored for foramen magnum compression. It is th .....
Get This Essay
|
|
Ethical Procedures And Guidelines Defining Psychological Research
Number of words: 971 | Number of pages: 4.... section of the code
that was made with regards to animal research. The last major section of the
ASA ethical guidelines has to do with giving credit where credit is due, and
information sources. All of these regulations make research safer for the
subjects and increase the effectively of psychological research.
In psychological research, protecting subjects dignity is very important.
Without willing subjects the research process would be brought to a halt. In
order to protect the subjects' dignity, the lab experiments must be well
prepared, and ethically appropriate. Only subjects who are targeted should be
affected, and if .....
Get This Essay
|
|
How North Carolina Is Affected By Water Pollution
Number of words: 407 | Number of pages: 2.... fgully support designated uses. Agriculture, urban runoff, septic tanks, and point source discharges are the leading sources of nutrients, bacteria, and low dissolved oxygen that degrade estuaries.
About half of the people in North Carolina use ground water as their primary supply of drinking water. Ground water quality is generally good. The leading source of ground water contamination is leaking underground storage tanks, which contaminate ground water with gasoline, diesel fuel, and heating oil. Comprehensive programs are under way to assess potential contamination sites and develop a ground water protection strategy for .....
Get This Essay
|
|
Hydroponic Gardening
Number of words: 4139 | Number of pages: 16.... can have a garden in small spaces such as an apartment. In addition a good source of natural sunlight is not required because the gardener will provide the plant's light requirements.
This form of growing plants is not only an interesting topic of study, but also a viable method of producing many species of plants in either a small hobbyist garden or a large industrial crop producing system.
Benefits of Hydroponics
There are a large number of benefits to be taken advantage of with the hydroponic method of growing. In general the plants are going to be healthier, grow faster, grow more densely and in most instances be larger. .....
Get This Essay
|
|
Dyslexia
Number of words: 1175 | Number of pages: 5.... which contains the language centers. Here they hit a barrier, stop and take their place in layers above previously deposited neurons, (which is normal). In the brains of dyslexics, how-ever, there are breaches in the barrier and the neurons enter them, leaving clumps of nerve cells called ectopias, which appear to interface with the brain's
ability to receive and transmit certain messages.
They are now finding that dyslexia can run in the family. If you or your other relatives have dyslexia that means that there is a chance that your own child could have it. Unlike what most people think, dyslexia is not to be blamed on the .....
Get This Essay
|
|
Chemistry Solution
Number of words: 543 | Number of pages: 2.... is allowed to stand under constant conditions. In a solution, one substance is usually considered to be dissolved, or broken down in another. The substance that is dissolved is called the solute. The substance that does the dissolving is the solvent. Not every substance dissolves in every other substances. A substance that dissolves in another substance is called soluble. Soluble means capable of being dissolved. A substance that does not dissolve is called insoluble.
Types Of Solution
There are several different possible combinations of solute and solvent according to the physical state. It is useful, however, to cate .....
Get This Essay
|
|
Gold
Number of words: 914 | Number of pages: 4.... civilization
is descended the search for gold was wide spread"(Green 1968).
Gold is mainly extracted through mining. It is mainly found in
tiny flakes or sands but sometimes is found in nuggets. The largest nugget
ever found weighed eight kilograms. "Gold deposits are usually classified
as lode, placer, massive or disseminated types" (Colliers Encyclopedia).
"Lode deposits are mostly associated with acidic ingenous intrusives in
rocks of the Precambrian to late Tertiary periods"(Green 1968). Metallic
gold is mostly found in lode deposits. The weathering of lode deposits
causes gold to build up in placer deposits. Placer d .....
Get This Essay
|
|
Preserving Our Earth
Number of words: 365 | Number of pages: 2.... of acres of
beautiful land are destroyed daily to satisfy the needs of mankind.
But has anyone contemplated the needs of our wildlife? When their homes
are incinerated, where do they run for shelter? Where will wildlife obtain its
food and oxygen if the sources are gone? Not much is done about our destructive
ways, we sit back and let money and greed take power. The solution is just a
whisper away. The preserved areas should remain untouched. Hunting should be
outlawed in these protected lands. If a family is starving and has to resort to
this brutal deed, then restricted areas should be permitted. Proper usage of
tras .....
Get This Essay
|
|
|