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المواد الموصلة و العازلة للكهرباء
لإضافةl: 13th October 2009
اضيف بواسطة: Semanoor06
المشاهدات: 10147
تعليقات: 0

يتناول الفلاش المواد الموصلة للكهرباء و المواد العازلة (غير الموصلة للكهرباء) و يوضح مفهومهما بشكل مبسط من خلال عدّة أمثلة على كل منها

السمات: المواد الموصلة المواد العازلة الكهرباء التيار الكهربائي الكهربائية Electrical Insulators Conductors Electric Electricity Materials
Electricity and Materials
لإضافةl: 13th October 2009
اضيف بواسطة: Semanoor06
المشاهدات: 1552
تعليقات: 0

Distinguishing between the Electrical Insulators and the Electrical Conductors

السمات: المواد الموصلة العازلة الكهرباء التيار الكهربائي Electrical Insulators Conductors Electric Electricity Materials
Force - Understanding Magnets
لإضافةl: 31st January 2010
اضيف بواسطة: Semanoor05
المشاهدات: 496
تعليقات: 0

Learn that magnets attract magnetic materials and that like poles repel and unlike poles attract.

السمات: Physics Force Magnet Intel انتل فيزياء
Force - Stretching Materials
لإضافةl: 31st January 2010
اضيف بواسطة: Semanoor05
المشاهدات: 486
تعليقات: 0

Learn that extension is proportional to load, within the elastic limit of a material..

السمات: Physics Force Matter Stretch Material Intel انتل فيزياء
Force - Magnetic Fields
لإضافةl: 10th January 2010
اضيف بواسطة: Semanoor05
المشاهدات: 4
تعليقات: 0

Understand that a magnetic field is a region of space where magnetic materials experience forces and learn that magnetic field line patterns.

السمات: Physics Force Magnetic Field Intel انتل فيزياء
ما هي الإلكترونيات - بنات
لإضافةl: 19th February 2010
اضيف بواسطة: Semanoor10
المشاهدات: 398
تعليقات: 0

ما هي الإلكترونيات - الفيزياء - الصف الثالث الثانوي - الفصل الثاني

السمات: الإلكترونيات electronics مادة موصلة conducting materials
ما هي الإلكترونيات - بنين
لإضافةl: 19th February 2010
اضيف بواسطة: Semanoor10
المشاهدات: 887
تعليقات: 0

ما هي الإلكترونيات - الفيزياء - الصف الثالث الثانوي - الفصل الثاني

السمات: الإلكترونيات electronics مادة موصلة conducting materials
Electricity and Materials
لإضافةl: 19th August 2009
اضيف بواسطة: Semanoor15
المشاهدات: 4
تعليقات: 0

Distinguishing between the Electrical Insulators and the Electrical Conductors

السمات: المواد الموصلة العازلة الكهرباء التيار الكهربائي Electrical Insulators Conductors Electric Electricity Materials
Cougar ( Puma concolor)
لإضافةl: 26th August 2009
اضيف بواسطة: Semanoor15
المشاهدات: 290
تعليقات: 0

Painting of Cougar ( Puma concolor) :Mountain lions had the most extensive distribution of all American terrestrial mammals. They ranged from coast to coast in North America, and from southern Argentina and Chile to southeastern Alaska.Mountain lions use a wide variety of habitats including...

السمات: Cougar Puma concolor puma mountain lion catamount panther mammal animal animals white blank
Donkey small (Equus asinus)(Burro)
لإضافةl: 5th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 299
تعليقات: 0

Painting of Donkey small(Burro)(Equus asinus):Present Throughout all of the North American deserts.Wild Burros feed on a variety of of plants, including grasses, Mormon Tea, Palo Verde and Plantain. Although some moisture is provided by these plant materials, Wild Burros must have drinking water...

السمات: Animals animal wildlife wild animal Blank white mammal donkey small donkey burro wild donkey african donkey american donkey Equus asinus
House Mouse (Mus musculus)
لإضافةl: 5th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 264
تعليقات: 0

Painting of House Mouse (Mus musculus):It is a small mammal and a rodent.House mice usually walk, run or stand on all fours, but when eating, fighting or orienting themselves, they stand only on the hind legs, supported by the tail. When running, the horizontal tail serves for balance; the end...

السمات: Animals animal wildlife wild animal Blank white mammal rodent mice house mouse mouse Mus musculus
Mouse-like hamster (Calomyscus bailwardi)
لإضافةl: 8th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 249
تعليقات: 0

Painting of Mouse-like hamster (Calomyscus bailwardi):Central Asia, including Iran, Caucasus, Turkmenistan, Afghanistan, and Pakistan.Found in a variety of habitats, from barren hillsides to wet forests,They build nests in rock crevices and other protected areas; nests are woven of grasses and...

السمات: Mouse-like hamster Calomyscus bailwardi Animals animal wildlife wild animal Blank white mammal Asian hamster mouse
Bennett’s chinchilla rat (Abrocoma bennettii)
لإضافةl: 9th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 442
تعليقات: 0

Painting of Bennett’s chinchilla rat (Abrocoma bennettii):It is found only in Chile..Low risk concern.Endemic to Chile, the range of Bennett's chinchilla rat extends from Copiapó, in the north, to Rio Biobio, in the South, from sea-level to elevations of 2,000 metres.Habitat...

السمات: Bennett’s chinchilla rat Abrocoma bennettii Animals animal wildlife wild animal Blank white mammal
Plains mouse (Pseudomys australis)
لإضافةl: 14th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 203
تعليقات: 0

Painting of Plains mouse (Pseudomys australis),The plains mouse population is unknown but presumed to be very small in Western Australia. This species is classified as “vulnerable”. Plains mice prefer open country where the ground is not sandy or too loose. This species lives in several...

السمات: Plains mouse Pseudomys australis Animals animal wildlife wild animal Blank white mammal
White-throated wood rat (Neotoma albigula)
لإضافةl: 14th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 214
تعليقات: 0

Painting of White-throated wood rat (Neotoma albigula),The White-throated Woodrat is a species of rodent in the Cricetidae family. It is found from central Mexico north to Utah and Wyoming in the United States. The animal lives mostly in the Upper and Lower Sonoran life zones, occurring from...

السمات: White-throated wood rat Neotoma albigula Animals animal wildlife wild animal Blank white mammal
Redeared slider (Trachemys scripta elegans)
لإضافةl: 15th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 214
تعليقات: 0

Painting of Redeared slider (Trachemys scripta elegans),It is a native of the southern United States, but has become common in various areas of the world .Red-eared Sliders are omnivores and eat a variety of animal and plant materials in the wild including, but not limited to fish, crayfish,...

السمات: Redeared slider Trachemys scripta elegans Animals animal wildlife wild animal Blank white reptile
MAGNET
لإضافةl: 17th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 184
تعليقات: 0

Vector generated image of Magnet:It is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials and attracts or repels other magnets.

السمات: Magnet North pole South Pole attract
SCISSOR
لإضافةl: 17th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 153
تعليقات: 0

Vector generated image of Scissor: It is an instrument used to cut the materials.

السمات: Scissor cutter chopper shaper
SCISSOR
لإضافةl: 17th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 140
تعليقات: 0

Vector generated image of Scissor:It is used to cut he materials into the desired size.

السمات: Scissor cutter
Needle
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 173
تعليقات: 0

Vector generated image of Needle:It is used to tweeze the materials and lift them with out touching them and it is use to lay the cover slip on the slide.

السمات: needle experiment instrument lab laboratory dissecting needle.
ELECTRONIC WEIGHING SCALE
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 148
تعليقات: 0

Vector generated image of Electronic Weighing Scale:It is used to weigh the materials accurately

السمات: weighing machine weighing scale electronic weighing scale digital weighing machine
ELECTRONIC WEIGHING SCALE
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 155
تعليقات: 0

Vector generated image of Electronic Weighing Scale:It is used to weigh the materials accurately

السمات: weighing machine weighing scale electronic weighing scale digital weighing machine
ELECTRONIC WEIGHING SCALE
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 148
تعليقات: 0

Vector generated image of Electronic Weighing Scale:It is used to weigh the materials accurately

السمات: weighing machine weighing scale electronic weighing scale digital weighing machine
BALL AND RING  GRAVESEND'S
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 225
تعليقات: 0

Vector generated image of Ball and Ring Gravesend's:Thermal expansion of solids and cavities. Most materials when heated will expand (water being one exception when its temperature is close to zero degrees Celsius). If various metals are heated in a Bunsen flame then they will expand....

السمات: Ball and Ring Gravesend's ball ring thermal expansion of solids.
WEIGH DISH
لإضافةl: 19th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 170
تعليقات: 0

Vector generated image of Weigh Dish:It is used to weigh the materials using this dish for easy handling of the material.

السمات: weigh dish dish chemical weighing dish material weighing dish