
Quiz despre energia cinetică și potențială
Quiz
•
Physics
•
7th Grade
•
Easy
Lucia Stancu
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
1. Energia cinetică a unui corp depinde de:
Masa și înălțimea
Masa și viteza
Forța și înălțimea
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
2. Energia potențială gravitațională crește atunci când:
Scade viteza obiectului
Obiectul urcă mai sus
Crește viteza obiectului
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
3. Formula energiei cinetice este:
Ec=1/2mv2
Ec=mgh
Ec=mv_
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
4. Dacă viteza unui obiect se dublează, energia sa cinetică:
Se dublează
Se triplează
Se mărește de patru ori
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
5. În cădere liberă, energia unui obiect se transformă astfel:
Din potențială în cinetică
Din cinetică în electrică
Din termică în mecanică
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