furtuna cu fulgere
Quiz
•
Physics
•
9th Grade
•
Practice Problem
•
Hard
Andrada Dobre
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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
Ce este un fulger?
un arc electric luminos
o rasa de soare incarcata cu energie negativa
un impuls al campului magnetic
un blitz al unei camere de fotografiat gigant
2.
MULTIPLE CHOICE QUESTION
30 sec • 20 pts
Cati W sunt intr-un fulger?
1,3.000.000.000W
340.000W
300.000.000W
150.000.000.000W
3.
MULTIPLE CHOICE QUESTION
30 sec • 15 pts
Unde apar furtunile?
in zonele cu clima temperat continentala
in masivele muntoase
in zonele temperat ale latitudiinilor inalte
in zonele temperat ale latitudinilor medii
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Din ce cauza atunci cand vedem un fulger nu auzim si sunetul produs de descarcare?
deoarece viteza sunetului este mai mica decat cea a luminii
deoarece intensitatea nu a fost atat de mare
deoarece distanta de punctul de reper si fulger este una foarte mare
deoarece viteza luminii nu reuseste sa faca fata celei a sunetului
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unde se acumuleaza sarciniile +/- ale unui fulger
are loc un fenomen de egalitate asa ca sarcinile negative se afla in acelasi loc cu sarcinile pozitive
sarcinile pozitive sunt anulate de sarcinile negative
sarcinile negative se acumuleaza in partea de sus a norului si sarcinile pozitive catre partea de jos
sarcinile negative se accumuleaza in partea de jos a norului si sarcinile pozitive catre partea de sus
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