
ATTESTATSIYA-1.1.2.-FIZIKA
Authored by Xurshid Miraxmedov
Physics
9th Grade - Professional Development
Used 2+ times

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36 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Yer uchun eng katta issiqlik manbayi nima hisoblanadi?
Quyosh
Oy
Ko'mir
Tabiiy gaz
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Og‘ir bolg‘ani ko‘tarib metall bo‘lagiga bir necha marta urilsa,
metall ham isiydi. Bunda qanday energiya boshqa energiyaga aylanadi.
mexanik energiya issiqlik energiyasiga aylanadi
mexanik energiya ichki energiyaga aylanadi
mexanik energiya elektr energiyaga aylanadi
mexanik energiya yorug'lik energiyaga aylanadi
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Moddalarning yoki jismlarning isitilganlik darajasini ifodalovchi
kattalik ... deb ataladi. Nuqtalar o'rniga to'g'ri javobni belgilang.
temperatura
bosim
quvvat
massa
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ushbu rasmda nima tasvirlangan?
bimetall plastina
dumetall plastina
dinamometr
termos
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Issiqlik o'tkazuvchanligi turli xil bo'lgan ikkita bir-biriga parchinlanib mahkamlangan ikkita metalldan tashkil topgan bimetall plastina qanday metallardan tashkil topgan?
mis va temir
mis va alyuminiy
temir va nikelin
platina va iridiy
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Suv necha gradusda eng katta zichlikka ega bo'ladi?
40C
100C
00C
1000C
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Isitilganligi turlicha bo'lgan havo qatlamlari orasida oqim vujudga kelishi nima deb ataladi?
issiqlik o'tkazuvchanlik
nurlanish
konveksiya
temperatura
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