Ho okumu'epekema

Mechanical hana - ia Aloha i mea e manao

He aha ka hana, ka mea, i na mea a pau. keiki, a hiki i ka hana ma ka kindergarten - kao keiki. Naʻe, ka meaʻike mau, wahi lulu e hoohalike ai mea ole ka ia mea me ka manaʻo o mechanical e hana i loko o ke kālaikūlohea. No ka laʻana, he kanaka i ku a kaua me ka eke. Ma ka mau hoohalike,ʻo ia ke hana i ka hana, e paa ana i ka waiwai. Eia naʻe, mai ka wahi o ka Hawaii o ke kālaikūlohea, aohe mea e like ka mea, i ole e hana. He aha ka mea?

Once loaʻa i na ninau, e ka manawa, e hoole i ka ho'ākāka 'ana. A i kekahi koaʻoihana'ē aʻe ma luna o kekahi mea, a ma lalo o ka hana ana o ke kino ua hoʻoneʻe, alaila, o ka me mechanical hana. Kēia waiwai He hapaʻauhau i ke ala hele ma ke kino, a me ka noi ikaika. Aia Ua nō oi e kaukaʻi ma o ka olelo o ka noi o ka ikaika, a me ka olelo o ke noi ana o ke kino.

Pela, ua wahahee mākou e like me ka mea like me mechanical hana. Ke kālaikūlohea Ho'ākāka 'ia e like me ka huina hoonui o ka ikaika a me ka pohupani hale manawa i ka cosine o ka huina cia makana i loko o ka mau hihia therebetween. Me lakou i mea hoike, e noonoo i kekahi mau hihia, i e kiʻi i ka ike i ka mea i manaoia i laila.

I ka wā o ka mechanical e hana nei i hana? Kona kalaka kū, mākou e hookuke, a iaʻoniʻole. Ka ikaika ua noi ia, a he mea ole ana. Hanaʻia hana like i Aʻohe. Aʻaneʻi O kekahi kumu hoohalike - ka makuahine hāpai i kekahi keiki i loko o ka noho huila, ma a ina o ka hana a ua hana, me ka ikaika ua noi ia, o ka ukana i ua nee aku no ia. Ke koena unuhi i loko o ka hihia elua i ho'ākāka 'ia i loko o ke alo o ka pohupani hale. A nolaila, ua hana i ka hana (laʻana o ke kaa), ai ole (no ka hoohalike ana me ka kona kalaka).

Kekahi hihia - i ke keiki ma luna o ka paikikala a me ka poe i hoopuehuia'ku a peacefully ape ma ka Track, ke hehi wāwae 'aʻole i Ke Kai. Hana ua lawe mai? No, eia nae o ka neʻeʻana i laila, akā,ʻaʻohe mea i ikaika noi, i ka neʻeʻana ua lawe mai mechanically.

Kekahi hana - he lio kipaku kaa, i ka Keaukaha e noho ma luna o laila. paha ka mea, 'aʻole hana? Neʻe i laila, i ka ikaika noi o (ka Keaukaha ka kaumaha hana ma luna o ke kaʻa), akā, ua i lawe mai i ka hana. Ka huina ma waena o ke alakaʻi o ka neʻeʻana, a me ka olelo ana o ka ikaika o 90 degere, a me ka cosine o 90 ° o Aʻohe.

Mau examples e ka mea e hiki ai e ike i ke ÿano hana - ia, aole pono i ka huina hoonui o nā waiwai Hawaiʻi. Ua pono no hoi lawe i loko o ka mea ana i kēia mau loina i hoouna mai ai. Inā i ka olelo o ka neʻe a me ka olelo o ka ikaika i ka ia, i ka hopena e e maikaʻi ina o ka olelo o ka neʻeʻana i wahi e kū'ē i ka olelo o ka ikaika noi, i ka hopena mea io (no ka mea hoike, i ka hana hana ma ka frictional ikaika ka wā e neʻe maila i ka haawe).

Eia hou kekahi, e pono e noʻonoʻo i ka hana ma luna o ke kino max hiki e resultant o kekahi mau koa. Inā pela, alaila, o ka hana ana a pau na kaua noi i ke kino, ua like no ka hana i hanaʻia e ka resultant ikaika. Hana ua anaia mai ka manawa i loko o joules. Kekahi joule o ka hana e hana ai ka mana o kekahi Newton ka wā i ke kino e neʻe i hoʻokahi mika.

Mai ka luna examples hiki e loa hoihoi 'ka hopena. A hiki mākou i nana aku ma ka charioteer ma luna o ke kaʻa, e hooponoponoia ia mea, i ka mea, aole ia i hana i ka hana. Hana ua hana i loko o ka papamoe pelane, no ka mea o kahi o ka hoololiia ana ua i. Akā, i ke kulana o ka iki okoa i ka hele wāwae ia mākou noonoo.

When e hele ana, ka piko o ka umekaumaha o ka kanaka, aole ia e noho wahi, ko ia neiʻoniʻoni ma ka vertical plane, a, no laila, hana hana. A me ka neʻeʻana ua olelo ku e na koa o ka attraction, alaila, o ka hana, e lawe wahi e kū'ē i ka olelo o ka hana o ka umekaumaha. E ka neʻeʻana a me ka meaʻuʻuku, akā, lōʻihi hele kino e i e hana Oiai he hana nui. No laila, i ka pololei gait ho'ēmi i kā ka Oiai he hana nui a me ka ho'ēmi i kā luhi.

Ma hope o ke kālailai i ka helu o ka poe noonoo ole ola wahi, i hiki, koho like examples, a me ka hoʻohana 'ana i ka ike i ka mea o ka ma paʻi hana, ua ana no ka walaʻauʻana kahua o kona hoike ana, e like me ka pono me ka wā a pehea ka hana a ua hanaia. Mākou hoʻoholo i ia i ka manaʻo i ka hana i loko o ka hale, a ma ke kālaikūlohea mai he okoa külana. A ua hoʻokumuʻia ana physical kānāwai i'āno'ē gait ke kumu hou luhi.

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