Cov ntaub ntawv twg yog qhov bounciest?

Cov txheej txheem:

Cov ntaub ntawv twg yog qhov bounciest?
Cov ntaub ntawv twg yog qhov bounciest?

Video: Cov ntaub ntawv twg yog qhov bounciest?

Video: Cov ntaub ntawv twg yog qhov bounciest?
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Anonim

Cov ntaub ntawv zoo tshaj plaws rau bouncing yog cov uas tuaj yeem ncab zoo li cov hlua elastic thiab rov qab mus rau lawv qhov qub zoo sai thiab yooj yim. Qee cov ntaub ntawv, xws li rubber, yog elastic heev, thiab yog li ntawd thaws tau yooj yim. Thaum lub pob tsoo ib qho nyuaj, nws cov duab yuav hloov.

Yuav ua li cas bounciest tshaj plaws nyob rau hauv lub ntiaj teb no?

The Mega Bounce XTR yog pob bounciest ntawm lawv txhua tus! Muab tso rau ntawm qhov chaw nyuaj thiab nws yuav dhia 85% ntawm nws qhov siab qub (tus ntaus pob ncaws pob tswj tau measly 56%)! Muab pov tseg kom nyuaj npaum li koj ua tau thiab saib nws nce siab dua 2 zaj dab neeg… nws yeej yog MEGA!

Dab tsi yog khoom bouncy?

khoom

  • Kev xaiv pob (piv txwv li, pob ntaus pob, ntaus pob, ntaus pob, ncaws pob, pob ping pong, pob roj hmab)
  • Lwm yam khoom kheej kheej (piv txwv li, lub pob Styrofoam, lub pob yas, pob ntawm txhuas ntawv ci, txiv kab ntxwv)

Dab tsi ua rau lub pob bounciest?

Thaum cov kua nplaum sib tov ntxiv rau borax, cov borax ua tus ntoo khaub lig-linker, hooking cov kua nplaum cov molecules ua ke los tsim cov roj hmab bouncy pob. Cov pob kws tau ntxiv los pab khi cov molecules ua ke kom lub pob tuav nws cov duab. Lub pob tuaj yeem thaws vim yog qhov sib txuas ntawm cov polymers.

Yuav ua li cas thiaj ua kom pom tseeb pob pob?

Yuav ua kom cov pob polymer bouncing, ua raws li cov kauj ruam no: Sau ib khob "Borax Solution" thiab lwm yam "Ball Mixture." Ncuav 2 tablespoons dej sov thiab 1/2 teaspoon ntawm borax hmoov rau hauv lub khob sau tias "Borax Solution." Do cov sib tov kom yaj cov borax. Ntxiv zaub mov xim yog xav tau.

Pom zoo: