Syntetické vlákna
Quiz
•
Chemistry
•
6th - 8th Grade
•
Practice Problem
•
Medium
Dominika Rybárová
Used 3+ times
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8 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Syntetické vlákna sú:
Najmladšie vlákna na výrobu odevného materiálu.
Najstaršie vlákna na výrobu odevného materiálu.
Vyrábajú sa najmä z ropy a metanolu
Vyrábajú sa najmä z ropy a uhlia
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ktoré z nasledujúcich syntetických
vlákien vynašiel Otto Wichterle ?
Silón
Tesil
Polyester
Nylon
Answer explanation
Otto Wichterle je český vedec,
ktorý okrem silónu vynašiel aj kontaktné šošovky.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
V ktorej možnosti je správny názov syntetickej vlákniny a aj obrázok?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jedna z látok, ktorá sa využíva pri výrobe
Polyesteru, ........ materiálu, je .........
umelého, formaldehyd
umelého,
naftalén
pevného,
metanol
prírodného,
formaldehyd
kyslého,
kyslík
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zo syntetického vlákna ,,NYLON" sa vyrábajú: lyžice, naberačky, rybárske prúty
PRAVDA
NEPRAVDA
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tesil je polyesterový výrobok ktorý sa svojimi vlastnosťami podobá
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Poleyster vynašiel Tomáš Baťa.
ÁNO
NIE
8.
DRAW QUESTION
5 mins • 6 pts
Nakresli štruktúrny vzorec naftalénu

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