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Think & Rank Chap 11 Test - 29 Is the net torque...

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Unformatted text preview: 29. Is the net torque changed when a partner on a seesaw stands or hangs from her end instead of sitting? [Does the lever arm change?) 1". 3!]. You earuiot stand with your heels and basic to the wall and tlten lean over and touch your toes wilhout toppling. Would eitlter stronger legs or longer feet help you to do this? Defend your answer. 31. Explain whyr a long pole is more beneficial to a tightrope walker if the pole droops. ><t>< 13. In terms of center of gravity, support base, and torque, why can you not stand with your heels and back to a wall and then bend over to touch your toes and return to your stand—up position? 14. ‘Why do some high jumpers arch their bodies into a U shape when passing over the high bar? 39. Which glass in the figure is unstable and EL Elapsed a belt fmm a Piece af stiff wire that will topple? is bent as shuwn. W11? dues the belt balance as it does? all]. Which balancing act in the figure is in stable eqtflihrimni' In unstable equilibrium? 55. Hang a hammer an a tense ruler as 5110er Nearly at neub'a] equilibrium? Tben esplain whjr it duesn‘t fal]. RULE”; mm srhsa ILhthrlicnllb-ru-nfinflfuurfiflrmtmfi- Think "Id hnk iiiiit cnflfmuuntndcutwhufllflmtmmtfiu: mmE-ilm nfludnfilthnnslflum Rank nth tn! the fiflawl'flg 5m nfmnurin' in 1 “ring mapped mad the M_ Rank Iii-dal- af HI: quuflfilgr or WE”! inmiwd List a}: tuning! than: bluclm Iguana: .huut. flu: Hum jinn 1515‘ to right. Email-I'm have aqua! ‘5"th “a“ Emm- FEE”! 1*“ h1- rnnkingza Hun spur“: than with an :2qu sign fngufi = fljl 1|]. Tunhukinmctalfickwifllthnmcml- pundndmumlatflumglmfllmlhnk thatmqucmnflndtuhcpthcuick [Emily fiumllrgmtnmnnlm. 21 Funky flnfit} animals: {right} Ina-In: tlu: andnufannunmu. Furthn'flnrmpuuifiunu. rmk'flmnlmgthuf'flnclmnrmbcmm Fakflndthumufflmfllwfl'um lurigcnttu Elm-rm. wmwrmmm “'flfifflfiflflflfl uftlmindiuqthwnihrmhhckmfmnd CllcunditimThdrtukinmlumnm [REID tntupplr. (than: in :nnugh Erictimm knqlthun Elam aiding}. Rankthnmdn in whiduh: blunhfip Elam Enttulut. and muchthd: tau with” 1'5”!qu mun. Hankthdr EIIIIIEEE far manna fimnhighut M ...
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