
Enerģijas pārvērtības
Authored by Guntis Pužuls
Physics
9th Grade
Used 2+ times

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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Kura apgaismojuma spuldzīte, darbojoties vienu stundu, patērēs visvairāk elektroenerģijas?
Fluorescentā gāzizlādes jeb "ekonomiskā" spuldze (20 W)
LED gaismas diožu spuldze (9 W)
Klasiskā kvēlspuldze(40 W)
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Lai paveiktu jebkuru darbu, vienmēr ir nepieciešama
gaisma
kustība
enerģija
Saule
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Kādās mērvienībās mēra darbu un enerģiju?
Vatos (W)
Vatos (W)
Džoulos (J)
Metros sekundē (m/s)
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Kā sauc nostieptā vai saspiestā atsperē uzkrāto enerģiju?
Ķīmiskā enerģija.
Kinētiskā enerģija.
Kodolenerģija.
Potenciālā enerģija.
5.
FILL IN THE BLANK QUESTION
1 min • 2 pts
Visiem ķermeņiem, kas kustas, piemīt _________ enerģija.
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Gaisā paceltā āmurā ir uzkrāta ________ .
potenciālā enerģija
potenciālā enerģija
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Āmuram pirms atsitiena pret naglas galviņu piemīt liela ________ :
potenciālā enerģija
kinētiskā enerģija
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