Defects in Rutherford’s model

Although Rutherford’s experiment proved that the, plum-pudding, model of an atom was not correct, yet it had following defect:

1.    According to classical theory of radiation, electrons being the charged particles should release or emit energy continuously, they should from a continuous the nucleus.

2.    If the electrons emit energy continuously, they should form a continuous spectrum but in fact, line spectrum was observed.

Although the scientists had objections on the atomic model pres

ented by Rutherford, yet it cultivated thought provoking ideas among them. They initiated the quest to answer the following questions:

1.    How can an atom collapse one why are atoms stable?

2.    Why does an atom give line spectrum?

Scientists considered there must be another model of atom.

It indicated that Rutherford’s model was not perfect.

click here International system of units

International system of units

Measuring is not simply counting. For example, if we need milk or sugar, we must also understand how much quantity of milk or sugar we are talking about. Thus, there is a need of some standard quantities   for measuring\comparing unknown quantities. Once a standard is set for a quantity then it can be expressed in terms of that standard quantity. This standard quantity is called a unit.

       With the developments in the field of science and technology, the need for a commonly acceptable system of unit was seriously felt all over the world particularly to exchange scientific and technical information. The eleventh general conference on weight and measures held in Paris in 1960 adopted a word-wide system of measurements called international system of unit. The international system of unit is commonly referred as SI.

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Relationship of science to different sciences

what is cell

 Cytoplasmic organelles are "little organs" that are suspended in the cytoplasm of the cell. Every single variety of organelle has a definite framework and a certain position in the perform of the cell. Examples of cytoplasmic organelles are mitochondrion, ribosomes, endoplasmic 

reticulum, golgi apparatus, and lysosomes

Relationship of science to different sciences

Biology Cell Structure

what is cell    

                                                                                                                                                                               Cells include the basic blocks of most living things. The skin consists of trillions of cells. They feature structure for your system, take in nutritional elements, convert those nutrients into energy, and accomplish specialized functions. Cells also offer the body%u2019s hereditary material and can make copies of themselves                                                                                                                                                                                                   more information                                                                                                                                               biology                                                                                                                                                                                        

 atomic mass atomic mass system

as we understand that the mass of an atom is as well tiny to be determined figured out virtually. nonetheless, particular tools enable us to identify figure out the proportion of the atomic masses of numerous aspects components to that of carbon_12 atoms. this ratio s referred to as the relative atomic mass of the element aspect. the relative family member atomic mass of an aspect is the ordinary mass of an atoms of that element aspect as compared with 1/12th (one_twelfth) the mass of an atom carbon_12 isotope (a component having various mass number however exact same atomic number). based upon carbon_12 standard, the mass of an atom of carbon is 12 as well as| 1/12th of it comes to be one. when we contrast atomic masses of various other aspects with carbon_12 atoms, they are revealed as relative atomic masses of those components. the device for relative atomic masses is called atomic mass device, with sign, amu,. one atomic mass unit is 1/12th the mass of one atom of carbon _ 12th. when this atomic mass device is shared in grams, it is:
1 amu= 1.66x10-24g.

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what is control managehandle in experiments

what is control manage in experiments

in science when carrying our undertaking the experiment, it have to be a |managed experiment. the scientist need to contrast an experimental group with a centro handle group. the two groups are taken care of specifically alike except for the one particular variable currently being examined. for illustration in an experiment to |check the necessity of carbon dioxide for photosynthesis, one particular can contrast the control manage group a plant with freely offered carbon dioxide with an experimental group  a plant with no carbon dioxide obtainable. the necessity of carbon dioxide will be proved when photosynthesis takes place in the centro management group and does not take in the experimental group.

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Mustard plants

Mustard plants

Mustard plant {taxonomic name}: brassica campestral is planted in winter as well and also it generates
Seeds at the end of wintertime months. The plant body is utilized made use of as veggie as well and also its seeds are utilized made use of for extracting drawing our removing oil. The body organs of the body could be separated right into two teams on the basis of their features. Origin, stem, branches and and also fallen  are the vegetates body organs, which do not participate in the sex-related duplication of the plant. Floral are the reproductive components of the plant due to the fact that they participate in sex-related duplication and also generate fruits and also seeds.


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theory, law and princlple

Concept, legislation as well as concept

When a hypothesis is provided a duplicated to trial and error and also is not misstated, it raises biologists, self-confidence in hypothesis. Such well-supported theory could be utilized use of} as the basis for developing more theories which are once more verified by speculative outcomes: the hypotheses test stand the test of time (commonly|usually checked|examined and also ever denied), are called theories. Concept is sustained far and away of proof.
Effective concept keeps on recommending brand-new theories therefore screening on.many biologist's take it as an obstacle and also apply higher initiatives to refute the concept. If a concept makes it through such doubtful strategy as well as remains to be sustained by speculative proof, it comes to be regulation or principle. A clinical legislation is consistent or constant face of nature. It is an undeniable concept. Instances of organic regulations are hardy-Weinberg law and also Mendel's regulations of inheritance.

 Relationship of science to different sciences click here 

Relationship of science to different sciences

Relationship of science to different sciences 

Biophysics: 

It manages the investigation of the standards of material science, which are relevant to organic wonders. For instance there is a similitude between the working standards of leaver in material science and appendages of creatures in science.

Natural chemistry: 

It manages the investigation of the science of various mixes and procedures happening in living life forms. For instance the investigation of essential digestion system of photosynthesis and breath includes the learning of science.

Biomathematics/biometry: 

It manages the investigation of the of natural procedures utilizing numerical methods and apparatuses. For instance to break down the information assembled after test work, scholars need to apply the guidelines f science.

Biogeography: 

It manages the investigation of the event and dispersion of various types of living life forms in various topographical districts of the world .it applies the information of the qualities of specific geological areas to decide the attributes of living beings found there.

Bioeconomics: 

It manages the investigation of life forms from conservative perspective. For instance the cost esteem and benefit estimation of the yield of wheat can be computed through bioecomics and advantages or misfortunes can be resolved.

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Microscopy and the emergence cell theory

Microscopy and the emergence cell theory

Tow vital terms are utilized as a part of microscopy i.e. amplification and determining power. Amplification is the expansion in the obvious size of an article and it is an important factoring microscopy. Determining force or determination is the measure of the clarity of a picture. It is the base separation at which tow focuses, which are at least 0.1 mm separated. This is known as the determination of human eye. on the off chance that we put tow objects 0.05 mm separated human eye would not have the capacity to separate them as two separate items. Amplification and determination can be expanded with the assistance of lenses.

Light microscopy and electron microscopy

Presently two sorts of microscope light magnifying lens [LM] and electron magnifying lens [EM] are utilized as a part of magnifying lens

Light magnifying lens

A light magnifying lens works by going unmistakable light through an example. It utilizes two glass lenses. One lens delivers an extended picture of the example and the second lens amplifies the picture and undertakings it into viewer's eye or onto photographic film. A photo taken through a magnifying lens is known as a magnifying instrument light magnifying lens can amplify protests just around 1500 times without bringing about blurriness i.e. Its amplification is 1500 x. Its determining force is 0.2 micrometer [qm]

What's more, 1 q m=1/1000 mm. at the end of the day, the LM can't resolve [distinguish] objects littler than 0.2 q mm it is about the measure of the littlest bacterium. The picture of bacterium can be amplified ordinarily, however light magnifying lens can't demonstrate the points of interest of its inward structure.

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Biological method

Biological method

 The scientific method in which biological problems are solved is termed as biological method

Biological problem hypothesis deductions and 

experiments

• Recognition of biological problem
• Observations
• Hypothesis formulation
• Deductions
• Experimentation
• Summarization of results
• Reporting the results

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Introduction to biology

Biology is the scientific study for live. The word biology has been derived from two Greek words bios meaning life and logos meaning thought or reasoning. In the course of biology we will study how man has thought about living things.

Divisions and branches of biology

1. Botany
2. Microbiology
3. Morphology
4. Anatomy
5. Histology
6. Cell biology
7. Physiology
8. Genetics
9. Embryology
10. Taxonomy
11. Paleontology
12.  Environmental biology
13. Socio-biology
14. Parasitology
15. Biotechnology
16. Immunology
17. Entomology
18. Pharmacology

Muslim scientists names

Jabir bin hayan{721-815AD}

He was born in lran and practiced medicine in lraq. His famous books are AL-nabatat” and”al-haywan

Jabir bin hayan{740-828AD}

He is considered the fart Muslim scientist who studied animals in detail.

Bu ali sina {980-1037AD}

He is honored as the founder of medicine and called as Avicenna in the west



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Incredible Information about Lions

I was surfing youtube in a daily routine. Then I came to this video and I was surprised to see the reactions of the lions towards the human. I was wondering what happened if we had to live in a place where forest have no boundaries of the animals are not supposed to live in forests or zoo but with us on our roads or parks.

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