Evaluare Sumativa. Oscilaţii şi unde mecanice. Fizica clasa 8
Quiz
•
Physics
•
8th Grade
•
Practice Problem
•
Hard
Andrei Ghidion
Used 4+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 3 pts
1. Mișcarea ce se repetă de-a lungul unei oarecare traiectorii parcurse succesiv în sensuri opuse se numește ...
2.
MULTIPLE SELECT QUESTION
30 sec • 3 pts
2. Valoarea abaterii maxime a corpului ce oscilează de la poziția de echilibreu stabil se numește ...
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
3. Intervalul de timp în decursul căruia se efectuează o oscilație complete se numește ...
4.
MULTIPLE SELECT QUESTION
30 sec • 3 pts
4. Mărimea fizică egal numeric cu numărul de oscilații complete efectuate într-o unitate de timp, se numește ...
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
5. La propagarea undelor mecanice nu are loc transport de energie...
6.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
6. Undele mecanice se pot propaga doar în medii elastice.
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
7. La mărirea perioadei oscilaţiilor frecvenţa acestora se micşorează.
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