'O nā polyhedra mau ma ke'ano

He aha ka mea e hiki ke hana inā ho'okahi wale nō'ano o ke'ano o ka honua, e like me ke'ano he'eneka'āpana? 'O kekahi mau mea'a'ole loa e loli: nā puka, nā ka'a ho'okele ka'a, nā kahua pīle'a - ua like lākou a pau. Akā, pehea e pili ana i ka puka puka? He mea'ē nō lākou. Nā huila o nā ka'a? 'A'ole pono. A i ka pôpeku? He pa'akikī ke no'ono'o. 'O ka pōmaika'i, ua piha ka honua i nā'ano like'ole. He loaʻa regular polyhedra i maoli? 'Ae, a he nui nō ho'i o lākou.

He aha ka polygon?

I mea e pono ai ke'ano he polygon, pono kekahi mau'ano. 'O ka mua, he nui nā'ao'ao a me nā'ākau. Eia hou, pono he puka pani. 'O kahi polygon ma'amau he ki'i me nā'ao'ao like a me nā'ākau. A laila, i ka hewa, hiki ke ho'ololi iki'ia.

Nā'ano o nā polygons ma'amau

He aha ka palena iki o nā'ao'ao a kahi polygon hiki ke loa'a? 'A'ole hiki i kahi laina ke loa'a nā'ao'ao he nui. 'A'ole hiki i nā'ao'ao'elua ke hālāwai a hana i kahi puka pani. A'ekolu mau'ao'ao - hiki i ka hua'ōlelo'ekolu. A mahope mai o mākou e kamaʻilio e pili ana i ka papa iieeaii kahi a pauʻaoʻao a me ka pana pua e like, mākou e haawiia keia i ka equilateral triangle.

Inā'oe e ho'ohui hou aku i kahi'ao'ao, loa'a'oe i kahi hāhā. Hiki i kahi'āpana kūpono, kahi i like'ole ai nā'ao'ao, e like me ka polygon ma'amau? 'A'ole, e kapa'ia kēia huahelu he'anā'ano. Inā'oe e ho'ohui i ka'ao'ao lima, loa'a iā'oe kahi pentagon. No laila, aia nā hexagons, heptagons, octagons a pēlā ma ka ad infinitum.

'O ka Geometry Elementary

He'ano like'ole nā Polygons: wehe, pani a me ke ku'i'ana iā ia iho. I ke geometry elementary, he kikowaena kekahi mea'ilikai i ho'opa'a'ia e kahi'āpana o nā'āpana rectilinear i loko o ke'ano o ka polyline a pani'ia paha. 'O kēia mau paukū kona mau'ao'ao a'ao'ao paha, a'o nā helu kahi e hālāwai ai nā'ao'ao'elua he mau kihi a me nā kihi. 'O ka'ao'ao o ka polygon kekahi manawa i kapa'ia kona kino.

'O ka Polyhedra ma ke'ano a me ke ola kanaka

'Oiai ke'ano o nā'ano pentagonal i ka nui o nā'ano ola, ke makemake nei ka honua mineral i nā mea'elua,'ekolu,'ehā, a me'eono pale. He ki'i nui ka hexagon, kahi e hā'awi ai i ka pono kūpono. He mea ma'amau ia ma ka papa o nā molekale a me nā kelikal, kahi e aneane hiki'ole ai ka pentagonal. 'O nā steroids, cholesterol, benzene, nā huaora C a me D, aspirin, kaki, graphite he mau hō'ailona ia o ka palani'eono. 'Auhea ka polyhedra pono i loko o ke'ano? 'O ka'oihana hexagonal kaulana loa ka mea i hana'ia e ka bees, ka hamo a me nā hamole.

'Eono pu'upu'u wai e hana i ka piko o kēlā me kēia hulu kiona. A laila, lilo i ka hau hau. 'O ka'ōpū o ka lele ka mea i ho'onohonoho pono'ia i ho'onohonoho pono'ia. He aha nā polyhedra pololei i ke'ano? He mau tiole wai lākou a me ke diamona, nā kola basalt, nā pūlani epithelial i loko o ka maka, kekahi mau kikola lā'au a'oi aku. No laila, polyestra i hana'ia e ke'ano, ka mea ola a me ka mea ola'ole, aia i loko o ka ola o kekahi kanaka ma kahi nui a me nā'ano.

He aha ka mea e ho'oholo ai i ka'ike nui o nā hexagons?

'O nā'ōmole, nā molelemu lā'au, ka'āpana quartz a me nā basalts columnar he hexagons. 'O ke kumu o kēia ka mea like'ole. 'O ka hi'ohi'ona loa loa'o ka honeycomb,'o ka structure hexagonal ka mea e ho'emi ai i ke kīnā o ke kino, no ka mea, ua pau ka'ilikai a pau i ka paukū. No ke aha e mahele ai i kahi pūnaewele like'ole? Hana nā be'a i nā polyhedra ma'amau i ke'ano no ka ho'ohana'ana iā lākou no ko lākou pono'ī, e like me ka mālama'ana i ka meli a me ka kau'ana i nā hua. No ke aha i makemake ai ka'ona hexagons? Hiki ke hā'awi'ia ka pane i kēia nīnau e ka māmā ma'amau.

• Nā Triangles. E lawe i 428 mau'āpana equilateral me kekahi'ao'ao o 7.35 mm. 'O ka lō'ihi o ka lō'ihi he 3 * 7.35 mm * 428/2 = 47.2 knm.
• Nā papa. Lawe mākou i 428 'āhāhā me ka'ao'ao a kokoke i 4.84 mm,'o ka lō'ihi o ka lō'ihi he 4 * 4.84 m * 428/2 = 41.4 knm.
• Hexagons. A i ka hopena, e lawe i 428 mau hexagons me ka'ao'ao o 3 mm,'o ka lō'ihi o ka lō'ihi he 6 * 3 mm * 428/2 = 38.5 cm.

'O ka lanakila o nā hexagons he maopopo. 'O kēia ke'ano e kōkua ana i ka ho'ēmi'ana i kahi ākea a'ae iā'oe e kau i nā ki'i like'ole i kahi wahi li'ili'i. 'O nā pū'ona kahi e mālama ai ka bele i ko lākou nectar amber, he mau mea kupaianaha no ka'enekeneke pono, kahi pūnaewele prismoid me ka māhele'ākau hexagonal. Ua hana'ia nā paia o ka wāwae me ka mānoanoa kūpono, ua ho'opili pono'ia nā pūnaewele e pale ai i ka nalo'ana o ka meli viscous, a ua like ke'ano o ka hale a pau e like me ka māmā o ka Honua. 'Ike nei, ua hana like pū nā pi, a'o ka ho'ohui'ana i kā lākou mau hana.

No ke aha he mau hexagons? 'O kēia kahi'ōmomi ma'alahi

Inā makemake'oe e hō'ulu'ulu i loko o ke'ano like'ole a me ka nui o nā pūnaewele, no laila e ho'opiha i ka moku honua holo'oko'a,'ekolu mau helu ma'amau (me nā'ao'ao a me nā'āpana like) e hana: i nā'āpana'āpana, nā'āpana a me nā hexagons. 'O kēia mau pūnaewele hexagonal e pono ai ka lō'ihi o ka lō'ihi o ka pā ma ka ho'ohālikelike'ia i nā kuaha a me nā'āpana o ka'āpana.

No laila,'o ke koho'ia'ana o nā hexagons ma ka pi he mea kūpono. Ma ka ho'omaka'ana o ke kenekulia'umikumamāwalu, ua'ōlelo ka mea'epekema'o Charles Darwin e pili ana i nā honeycombs honey "he kūpono loa i ka mālama'ana i ka hana a me ka wax." Mana'o'o ia ua hā'awi'ia nā koho kūlohelohe i nā mana'o no ka hana'ana i kēia mau ke'ena ke'oke'o, kahi kūpono o ka ho'emi'ana i ka ikaika a me ka manawa ma mua o ka hana'ana i nā'ano'ē a'e.

Nā hi'ohi'ona o polyhedra ma ke'ano

'O nā pūpū o kekahi mau'aleko i ho'opa'a'ia i loko o ka hexagonal, kahi e nānā ai kēlā me kēia me ke leka i pili i kahi pūla'i lō'ihi o ke retina. 'O nā'ano i hana'ia e nā huihu'i o nā pūnaha olaila he mau'ano like'ole ka mana i mālama'ia e nā kānāwai ho'okahi e like me nā moa i loko o kahi hamopona. 'O ke'ano microscopic o ka maka o ka maka kekahi o nā hi'ohi'ona maika'i. Aia nā'āpana o kēlā me kēia'āpana i ka huihu'i o nā pūnaehana ki'i'ehā e like me ka pūpū o nā hua ma'amau'ehā.

He aha nā mea e ho'oholo ai i kēia mau hōmehe'ūpopa a me ke'ano o nā momona? 'Oi aku ka pilikino i ka mālama'ana ma mua o ka bees. Ho'ohana'ia nā hua'ōlelo a me nā mea paopao i ka wai (me ka ho'ohui'ana o ka hamo), a'o ka'ilikai ka mea e huki ai i ka wai o ka wai i mea e hā'awi ai ia i ka mea li'ili'i. 'O kēia ke kumu no ka nui o nā'ōmole ('oi a'e ai'ole ka li'ili'i) i ka wā e hā'ule ai:'o ka'āpana honua kahi'āpana li'ili'i ma mua o kekahi'ano'ē a'e me ka leo like. Ma ka pepa'eneka, huki'ia nā'ōmole wai i nā pe'a li'ili'i no ke kumu ho'okahi.

Ke wehewehe nei kēia ma'alahi i nā mamana o nā moa a me nā pua. E nānā ka'ōma'a no kahi hale i ka ha'aha'a o ka'ilikai ki'eki'e loa, ka mea e hō'oia ai ka pā i kahi li'ili'i loa. 'Oiai ka mea e'ike'ia ai ke'ano o nā ki'i paopao e ka pilina o nā pūnaewele mechanical,'a'ole ia e ha'i mai iā mākou i ke'ano o ka'ōpū. Aia kekahi'ōpena ma'amau i loko o nā kinipona polyhedral o nā'ano a me nā'ano like'ole. Inā'oe e nānā pono,'a'ole pono ka polyhedra pololei ma ke'ano. 'A'ole loa i pololei ka pololei o ko lākou'ao'ao.

Nā Paiwa Pai

Inā paha e hiki iā'oe ke hana i ka "ho'onani" maika'i, kahi e like ai ka nui o nā momona a pau. He aha ke'ano kūpono o ke cell, e ho'olilo ai i ka'āpana o ka pāpuni i ka mea li'ili'i i hiki ke hiki. Ua kūkākūkā'ia kēia no nā makahiki he nui, a no ka manawa lō'ihi, ua mana'o'ia he'ano 14-faceted polyhedron me nā'ao'ao ākea a me nā'ao'ao hexagonal.

I ka makahiki 1993, ua loa'a kahi'enehana i'oi aku ka waiwai, i'ole i ho'onohonoho'ia,'o ia ho'i kahi hui hou o nā'ano pūnaewele'ewalu. Ua ho'ohana'ia kēia'ano'oihana ma'alahi e like me ka ho'oulu'ana no ka ho'olālā'ana o ka papa'au'au i nā Pō'ani 'Olumepika o 2008 ma Beijing.

'O nā leka no ke kūkulu'ana i nā pūnaewele i loko o ka'ōpū e ho'omalu i kekahi mau hi'ohi'ona i mālama'ia i nā pūnaewele ola. 'A'ole wale wale ka'ike maka o nā nalu e hō'ike ana i ka ho'opa'a'ana o nā'ao'ao i ka like me ka'ōmole lele. 'O nā pūmāmā ma'amau i loko o kēlā me kēia o nā mīkini ho'okahi ke hui pū'ia i nā hui e nānā e like me nā'ōpulu'ōpulu.

'O ke ao honua o polyhedra i ke'ano

'O nā pūnaewele o nā'ano meaola like'ole he nui, mai nā mea kanu a me nā'iole, i loko o nā membrane me nā'ano microscopic. 'A'ohe mea i'ike i ke'ano no lākou, akā ua pālahalaha nui lākou he maika'i ia e mana'o'ia he kuleana kūpono ko lākou. Hiki paha iā lākou ke ho'oka'awale i kahi hana biochimika mai kekahi'ē a'e, e pale i ka pale'ana i ka'ake.

A i'ole paha, he ala maika'i kēia no ka hana'ana i kahi pae honua nui, no ka mea, he nui nā hopena o nā meaolapili i hana'ia ma luna o nā membrane, kahi e hiki ai ke ho'opa'a'ia nā enzymes a me nā mea like'ole. 'O nā mea a pau o ka polyhedra ma ke'ano, mai hō'ale'a i ka hana'ana i nā'ōna'i ma'amau, no ka mea, nā kānāwai o ke kauka kauka e hana ia no'oe.

Aia kekahi mau'opelomelo he mau'āpana'ele'ele kahi i ho'onohonoho'ia i ka papa hana o kahi mea lō'ihi i kapa'ia he chitin. 'O ka hopena o nā nalu kukui e lele mai ana mai nā kuahiwi mau a me nā kūkulu'ē a'e ma ka'ēheu o ka'ēheu e alaka'i aku i ka'oia'i'o e nalowale kekahi mau lō'ihi o ka nalu ('o ia ho'i, kekahi mau lelo), a'o kekahi e ho'oikaika i kekahi i kekahi. No laila, ke hā'awi'ia nei ka hanana polygonal i nā kumu maika'i no ka hana'ana i nā'ano holoholona.

No ka ho'onohonoho'ana i nā'ailapili o kahi kolake ko'iko'i, he'ano lā'au kino ka mea e hana i kahi'ano o nā'ano ma'alahi māmā, a laila e crystallize i nā mea pa'a i loko o kekahi o nā papahana hana. 'O ka'ene melemele o nā kelepona'opihana i loko o nā kākalaiou'ōpiopio o kahi'oko'a moana kūlohelohe i'ike'ia e like me ka'ohe moana e ho'ololi i kēia mau'ano lauoho i mau mea'ike ma'amau e hiki ke kuhikuhi i ke kukui, e ho'ololi i ka'ula'ula i ka'ōma'oma'o ma muli o ke kuhikuhi o ka mālamalama. Hiki i kēia wehewehe ke hana i ka pale'ana i nā mea pupule.

'Ike ka'ike

Ho'opiha'ia ka honua a me nā holoholona holoholona me nā hi'ohi'ona o polyhedra i loko o ke'ano ola, a me ka honua kūlohelohe o nā pōhaku a me nā mineral. Mai kahi o ka ho'omehana'ōnaehana maoli,'o ka ho'okipa hexagonal ka mea alaka'i i ka ho'onui'ana i ka'ikehuhu. Ma waho a'e o nā pōmaika'i maika'i (mālama honua), hā'awi nā polyhedral grids i ka nui o nā helehelena, no laila, pi'i ka nui o nā hoalauna, a he hana maika'i ka holomua. 'O ka hopena hope o kēia,'o ia ka ho'olaha nui'ana o ka'ike. No ke aha ke kumu kūpono hexagonal a me ka ma'alahi'ole polyhedra ma ke'ano maoli? Malia paha, no laila he pono. 'Ike'o ka'oni, maika'i'o ia.