Optika

Optika

8th Grade

15 Qs

quiz-placeholder

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Optika

Optika

Assessment

Quiz

Physics

8th Grade

Practice Problem

Hard

Created by

Lukáš Holinga

Used 2+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Čím sa zaoberá optika?

Teplom

Svetlom

Kvapalinou

Silou

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Aká je v zdialenosť Zeme od Slnka?

80 000 km

180 000 km

150 000 000 km

300 000 km

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Za aký čas dopadne slnečné svetlo na našu zem?

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ako nazývame farby spektra?

spojité farby

spektrálne farby

červená , fialová

biele svetlo

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Aká farba vznikne spojením zelenej a červenej farby?

Fialová

Žltá

Modrá

Hnedá

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Šošovky, ktoré spájaju svetelné lúče do jedného bodu nazývame.

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Svetelné lúče , pri prechode spojnou šošovkou sa pretínajú v bode ,ktorý sa nazyva

Stred šosovky

Os šosovky

Ohnisko šošovky

2f

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