
Combustibili
Quiz
•
Physics
•
8th Grade
•
Practice Problem
•
Hard

Bianca Tig
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Primul tip de combustibil folosit a fost:
lemn
petrol
cărbune
hidrogen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substanțele care prin ardere absorb căldură se numesc combustibili.
Adevărat.
Fals.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Combustibilii pot fi clasificați în
2 categorii
3 categorii
4 categorii
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Combustibilii fosili sunt combustibili:
naturali
artificiali
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Mărimea fizică ce caracterizează eficiența unui combustibil este:
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
După starea de agregare, combustibilii pot fi:
solizi
artificiali
naturali
lichizi
gazoși
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Puterea calorică are unitatea de măsură în S.I.:
J/kg
MJ/kg
kg/J
J/g
J
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