9-sinf fizika 6-bsb @summativ_formativ_baholash

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[image: ] laboratoriya ishi. shishaning nur sindirish ko‘rsatkichini aniqlash 9-__ sinf __-guruh o‘quvchisi ________________________________________ o‘quvchi to‘plagan ball: ____ (max: 20 ball) (ishning maqsadini aniq bilib, kerakli jihozlarni to‘g‘ri tanlasa (1,5 ball), ishni bajarilish tartibiga rioya etsa; barcha qurilmalardan to‘g‘ri o‘rinda foydalana olsa (1,5 ball)) ishning maqsadi: _____________________________________________________________________________________ ________________________________________________________________________________________________________ kerakli jihozlar: ____________________________________________________________________________________ ________________________________________________________________________________________________________ 1. shisha plastinkani varoq ustiga qo‘ying va shishaning parallel yoqlari (nur sindiruvchi yoqlari) bo‘ylab chiziqlar chizing. [image: izmerenie pokazatelya prelomleniya stekla]2. lazer nurini shishaga biror burchak ostida tushiring va nurning plastinkaga tushish yo‘lini ikkita nina bilan, shuningdek, plastinkadan chiqish yo‘lini ham ikkita nina bilan belgilab oling. 3. shisha plastinkani oling. tushuvchi va singan nurlarni hamda tushish nuqtasida palstinkaga o‘tkazilgan perpendikulyarni chizing. 4. transportir bilan tushish burchagi ni va sinish burchagi ni o‘lchang. 5. sindirish ko‘rsatkichini berilgan formulaga muvofiq hisoblang: 6. tajribani tushish burchagining boshqa qiymatlarida ham takrorlab xatoliklarni hisoblang va natijalarni jadval ko‘rinishida ifodalang. ishni bajarish o‘lchash va …

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yozing. № ae, (cm) ab, (cm) dc, (cm) bc, (cm) , % 1 2 3 xatoliklarni baholash (2,5 ball) absolyut xatolik: (1,5 ball) (0,5 ball) (0,5 ball) (0,5 ball) absolyut xatolik o‘rtachasini hisoblash: (0,5 ball) nisbiy xatolik: (0,5 ball) [image: ]xulosa 1. yorug‘likning x, y va z muhitlardagi yo‘li rasmda ko‘rstilgan. bunga asosan muhitlarning nur sindirish ko‘rsatkichlari , va lar orasidagi munosabat qanday bo‘ladi? (1,5 ball) __________________________________________ 2. nurning suv sirtiga tushish burchagi sinish burchagidan katta. tushish burchagini toping. (1 ball) ______________________________________________________________________________________________________________________________________________________________________________ 3. shishaning nur sindirish ko‘rsatkichini, nur shishadan xavoga o‘tayotgan vaziyat uchun ham xisoblab, yuqorida olingan natijalar bilan taqqoslang. (2 ball) image3.wmf b oleobject2.bin image4.wmf sin sin aebc n abdc a b × == × oleobject3.bin image5.wmf sin sin aebc n abdc a b × === × oleobject4.bin image6.wmf sin sin aebc n abdc a b × === × oleobject5.bin image7.wmf sin sin aebc n abdc a b × …

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_______________________________ o‘quvchi to‘plagan ball: ____ (max: 2 0 ball) (ishning maqsadini aniq bilib, kerakli jihozlarni to‘g‘ri tanlasa ( 1 ,5 ball ) , ishni bajarilish tartibiga rioya etsa; barcha qurilmalardan to‘g‘ri o‘rinda foydalana olsa ( 1,5 ball ) ) ishning maqsadi: ___________________________________________________________________ __________________ _______________________________________________________________________________________ _________________ kerakli jihozlar: __________________________________________________________________ __________________ ________________________________________________ _______________________________________ _________________ 1. shisha plastinkani varoq ustiga qo‘ying va shishaning parallel yoqlari (nur sindiruvchi yoqlari) bo‘ylab chiziqlar chizing. 2. lazer nurini shishaga biror burchak ostida tushiring va nurning plastinkaga tushish yo‘lini ikkita nina bilan, shuningdek, plastinkadan chiqish yo‘lini ham ikkita nina bilan belgilab oling. 3. shisha plastinkani oling. tushuvchi va singan nurlarni hamda tushish nuqtasida palstinkaga o‘tkazilgan perpendikulyarni chizing. 4. transportir bilan tushish burchagi a ni va sinish burchagi b ni o‘lchang. 5. sindirish ko‘rsatkichini berilgan formulaga muvofiq hisoblang: sin sin aebc n abdc a b × == × 6. tajribani tushish burchagining boshqa qiymatlarida ham takrorlab xatoliklarni hisoblang va …

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[image: ] laboratoriya ishi. shishaning nur sindirish ko‘rsatkichini aniqlash 9-__ sinf __-guruh o‘quvchisi ________________________________________ o‘quvchi to‘plagan ball: ____ (max: 20 ball) (ishning maqsadini aniq bilib, kerakli jihozlarni to‘g‘ri tanlasa (1,5 ball), ishni bajarilish tartibiga rioya etsa; barcha qurilmalardan to‘g‘ri o‘rinda foydalana olsa (1,5 ball)) ishning maqsadi: _____________________________________________________________________________________ ________________________________________________________________________________________________________ kerakli jihozlar: ____________________________________________________________________________________ ________________________________________________________________________________________________________ 1. shisha...

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