Fizika 8 - negyedéves dolgozat - az erők összeadásáig
Quiz
•
Physics
•
7th - 8th Grade
•
Medium
János Jónás
Used 15+ times
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36 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Nap – Föld távolság _____ , melyet a fény _____ alatt tesz meg.
150 000 000 km, 8 perc
20 000 000 km, 60 perc
300 000 km, 24 óra
10 billió km, 365 nap
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Nap belseje _____ hőmérsékletű, míg a felszíne _____ .
20 millió °C, 6000 °C
6000 °C, 20 millió °C
300 000 °C, 6000 °C
20 millió °C, 300 000 °C
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A fény olyan anyag, mely apró részecskékből, _____ áll.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Amelyik anyagban lassabban halad a fénysugár, azt fénytanilag (optikailag) _____ anyagnak nevezzük.
sűrűbb
ritkább
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Az izzólámpa fénysugarai _____ .
párhuzamosak
széttartóak
átengedettek
visszavertek
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Nap fénysugarai _____ .
párhuzamosak
széttartóak
átengedettek
visszavertek
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milyen a fehér fény?
összetett
egyszínű
sima
széttartó
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