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معرفة الجهات الأصلية
لإضافةl: 13th February 2010
اضيف بواسطة: Semanoor05
المشاهدات: 1412
تعليقات: 0

تتم معرفة الجهات الأصلية الأربعة عن طريق النجم القطبي ويسمى نجم الشمال وهو النجم الأخير في كوكبة -مجموعة- الدب الأصغر ويستدل عليه بنجمين من كوكبة الدب الأكبر ،...

السمات: جهة جهات شرق غرب شمال جنوب الأرض النصف الشمالي قطب أقطاب نجوم نجم الشمال القطبي مجموعة مجموعات كوكبة الدب الأصغر الأكبر ذات الكرسي Direction Directions East West North South Earth Northern Hemisphere Pole Poles Star Stars Polaris Ursa Major Minor Constell
Bulldog bat (Noctilio albiventris)
لإضافةl: 25th August 2009
اضيف بواسطة: Semanoor15
المشاهدات: 319
تعليقات: 0

Painting of Bulldog bat:The Lesser Bulldog Bat (Noctilio albiventris) is a bat, an insectivorous flying mammal, of the Western Hemisphere (Nearctic), ranging through Central America and northern South America.The bats usually live near water or damp locations, residing in hollow trees or domestic...

السمات: Bulldog bat Noctilio albiventris Lessr bulldog bat bat bulldog dark
Pine tree
لإضافةl: 28th August 2009
اضيف بواسطة: Semanoor15
المشاهدات: 191
تعليقات: 0

Painting of Pine tree,native to most of the Northern Hemisphere. In Eurasia,grown widely as a source of timber,Pines are long-lived, typically reaching ages of 100–1,000 years

السمات: Pine tree trees tree white blank
Moose (Alces alces)
لإضافةl: 9th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 218
تعليقات: 0

Painting of Moose (Alces alces):The animal bearing name Alces alces is known in Europe as elk and in North America as moose.Moose typically inhabit boreal and mixed deciduous forests of the Northern Hemisphere in temperate to subarctic climates.A full-grown moose has few enemies, but a pack of...

السمات: Moose Alces alces Animals animal wildlife wild animal Blank white mammal elk
Hawksbill (Eretmochelys imbricata)
لإضافةl: 16th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 226
تعليقات: 0

Painting of Hawksbill (Eretmochelys imbricata), Geographic Range Eretmochelys imbricata are found mainly in the tropical regions of the Atlantic and Pacific oceans. However, in the western hemisphere, they have been reported to have nests as far north as Woods Hole, Massachusetts....

السمات: Hawksbill Eretmochelys imbricata Animals animal wildlife wild animal Blank white reptile
Salamander
لإضافةl: 16th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 197
تعليقات: 0

Vector generated image of Salamander is a common name of approximately 500 species of amphibians. They are typically characterized by their slender bodies, short noses, and long tails. All known fossils and extinct species fall under the order Caudata, while sometimes the extant species are...

السمات: Salamander,lizards, Animals animal wildlife wild animal Blank white reptile
Salamander
لإضافةl: 16th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 203
تعليقات: 0

Vector generated image of Salamander is a common name of approximately 500 species of amphibians. They are typically characterized by their slender bodies, short noses, and long tails. All known fossils and extinct species fall under the order Caudata, while sometimes the extant species are...

السمات: Salamander Animals animal wildlife wild animal Blank white reptile
Sea lion
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 200
تعليقات: 0

Vector generated image of Sea lion,Sea lions are any of seven species in seven genera of modern pinnipeds including one extinct species (the Japanese sea lion). Sea lions are characterized by the presence of external ear pinnae (ear-flaps), long front flippers, and the ability to walk on all four...

السمات: Sea lion sea water ocean river fish blank white
Sea lion
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 167
تعليقات: 0

Vector generated image of Sea lion,Sea lions are any of seven species in seven genera of modern pinnipeds including one extinct species (the Japanese sea lion). Sea lions are characterized by the presence of external ear pinnae (ear-flaps), long front flippers, and the ability to walk on all four...

السمات: Sea lion sea water ocean river fish blank white
Sea lion
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 192
تعليقات: 0

Vector generated image of Sea lions are any of seven species in seven genera of modern pinnipeds including one extinct species (the Japanese sea lion). Sea lions are characterized by the presence of external ear pinnae (ear-flaps), long front flippers, and the ability to walk on all four flippers...

السمات: Sea lion sea water ocean river fish blank white
Dusky dolphin ( Lagenorhynchus obscurus)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 167
تعليقات: 0

Painting of Dusky dolphin ( Lagenorhynchus obscurus) , Geographic Range:Dusky dolphins have a circumpolar distribution in Southern Hemisphere. They can be found near the coasts of South America, South Africa, Kerguelen Island, South Australia and New Zealand. Habitat:Dusky dolphins are usually...

السمات: Dusky dolphin Lagenorhynchus obscurus sea water ocean river fish blank white
Male Shepherd’s beaked whale ( Tasmacetus shepherdi)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 237
تعليقات: 0

Painting of Male Shepherd’s beaked whale ( Tasmacetus shepherdi),These have been found on beaches in New Zealand, Australia, Brazil, Tierra del Fuego, Argentina, Chile, and the Galapagos Islands.Habitat Based on stomach contents and locations where Tasmacetus shepherdi have washed ashore, this...

السمات: Male Shepherd’s beaked whale Tasmacetus shepherdi sea water ocean river fish blank white
Southern right whale ( Eubalaena australis)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 199
تعليقات: 0

Painting of Southern right whale ( Eubalaena australis), Geographic Range:Found only in the southern hemisphere, southern right whales have a circumpolar distribution between 30 and 50 degrees south, inhabiting sub-Antartic waters (Ridgeway 1985). Habitat:While avoiding warm equatorial regions,...

السمات: Southern right whale Eubalaena australis sea water ocean river fish blank white
North Atlantic right whale ( Eubalaena glacialis)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 154
تعليقات: 0

Painting of North Atlantic right whale ( Eubalaena glacialis), Geographic Range:Northern right whales were once found throughout the Northern Hemisphere. These whales inhabit the temperate and subpolar waters of the north Atlantic and north Pacific oceans. In the North Pacific they are found from...

السمات: North Atlantic right whale Eubalaena glacialis sea water ocean river fish blank white
Bowhead whale ( Balaena mysticetus)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 257
تعليقات: 0

Painting of Bowhead whale ( Balaena mysticetus),Geographic Range Bowhead whales (Balaena mysticetus) once inhabited oceans throughout the northern hemisphere. Over the last hundred years the population of bowhead whales has been greatly reduced into five geographically secluded stocks. Habitat...

السمات: Bowhead whale Balaena mysticetus sea water ocean river fish blank white
Leopard seal ( Hydrurga leptonyx)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 209
تعليقات: 0

Painting of Leopard seal ( Hydrurga leptonyx),Geographic Range Hydrurga leptonyx is most common in the polar and subpolar waters of the Southern Hemisphere, along the coast of Antarctica and on most sub-Antarctic islands. Some individuals can be found on the coasts of South Africa, southern...

السمات: Leopard seal Hydrurga leptonyx sea water ocean river fish blank white
Piked dogfish ( Squalus acanthias)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 230
تعليقات: 0

Painting of Piked dogfish ( Squalus acanthias),DISTRIBUTION Antitropical marine and estuarine waters throughout the Atlantic and Pacific Oceans and adjoining seas, encompassing boreal to warm-temperate waters in the Northern Hemisphere and antiboreal to warm-temperate regions in the Southern...

السمات: Piked dogfish Squalus acanthias Grayfish spiny dogfish spurdog; white-spotted spurdog;sea water ocean river fish blank white
Pouched lamprey ( Geotria australis)
لإضافةl: 24th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 294
تعليقات: 0

Painting of Pouched lamprey ( Geotria australis), DISTRIBUTION Coastal waters of continents of the Southern Hemisphere; also upstream within freshwater tributaries. HABITAT Heads of freshwater streams in coastal areas. Lives in open waters for approximately two years, then returns to fresh waters...

السمات: Pouched lamprey Geotria australis Wide-mouthed lamprey;sea water ocean river fish blank white
Porbeagle ( Lamna nasus)
لإضافةl: 25th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 194
تعليقات: 0

Painting of Porbeagle ( Lamna nasus),DISTRIBUTION Occurs in warm, temperate, to cold waters in both the northern Atlantic, Mediterranean Sea, and in the Southern Hemisphere in the Atlantic and Indian Oceans, and off southern Australia. HABITAT An epipelagic, littoral, and oceanic shark, most...

السمات: Porbeagle Lamna nasus sea water ocean river fish blank white
MAGDEBURG HEMISPHERE
لإضافةl: 30th September 2009
اضيف بواسطة: Semanoor15
المشاهدات: 149
تعليقات: 0

Vector generated Image of Magdeburg Hemisphere:The Magdeburg hemispheres were a pair of large copper hemispheres with mating rims. When the rims were sealed with grease and the air was pumped out, the sphere contained a vacuum and could not be pulled apart by teams of horses. The Magdeburg...

السمات: Magdeburg hemispheres large copper hemispheres vaccum madgeburg.
HAND CRANKED VACUUM PUMP
لإضافةl: 1st October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 321
تعليقات: 0

Vector generated Image of Hand Cranked Vacuum Pump:This unit is ideal wherever a vacuum or pressure is required. Use it for experiments with vacuum tubes, vacuum filters, Magdeburg hemispheres, bell jars, density experiments, and many others.

السمات: hand crank vacuum Pump vacuum pump
CHART PROTRACTOR
لإضافةl: 1st October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 261
تعليقات: 0

Vector generated Image of Chart Proctector:This accurate and inexpensive Base Plate Map Compass is the perfect compass for the mountaineer, hiker, or backpacker. The Basic Map Compass is very simple to use, yet loaded with features. It has a fast and accurate compass needle, large easy-to-read...

السمات: chart proctector base plate map compass dual hemisphere balanced compass
PINEAL GLAND
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 383
تعليقات: 0

Pineal Gland:The pineal gland (also called the pineal body, epiphysis cerebri, epiphysis or the "third eye") is a small endocrine gland in the vertebrate brain. It produces melatonin, a hormone that affects the modulation of wake/sleep patterns and photoperiodic (seasonal) functions.It...

السمات: pineal gland pineal body epiphysis cerebri epiphysis the "third eye"
CEREBRUM HEMISPHERES
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 315
تعليقات: 0

Painting of Cerebrum hemispheres:A cerebral hemisphere (hemispherium cerebrale) is defined as one of the two regions of the brain that are delineated by the body's median plane, (medial longitudinal fissure). The brain can thus be described as being divided into left and right cerebral...

السمات: Cerebrum hemispheres cerebral hemisphere medial longitudinal fissure brain
CEREBRUM
لإضافةl: 2nd October 2009
اضيف بواسطة: Semanoor15
المشاهدات: 181
تعليقات: 0

Painting of Cerebrum:The cerebrum or telencephalon, together with the diencephalon, constitute the forebrain. It is the most anterior or, especially in humans, most superior region of the vertebrate central nervous system. "Telencephalon" refers to the embryonic structure, from which...

السمات: cerebrum telencephalon brain