Voda ze study, kterou např. zaléváme zahradu, je:
Voda a vzduch - opakování

Quiz
•
Chemistry
•
8th Grade
•
Medium
Vojta Kočí
Used 2+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
pitná
užitková
odpadní
destilovaná
2.
FILL IN THE BLANK QUESTION
1 min • 10 pts
Jak se nazývají vysrážené minerály z vody, které se hromadí např. na kohoutku na umyvadle, v rychlovarné konvici nebo v pračce?
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Vodní obal Země se nazývá:
pedosféra
hydrosféra
litosféra
biosféra
4.
FILL IN THE BLANK QUESTION
1 min • 10 pts
Plynný obal Země se nazývá:
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Které tvrzení je nepravdivé?
pitná voda je chemicky čistá látka
destilovaná voda neobsahuje žádné minerály
pití destilované vody je zdravotně nebezpečné
užitková voda by se neměla používat k osobní hygieně
6.
FILL IN THE BLANK QUESTION
1 min • 10 pts
Jak se nazývá plyn, jehož zastoupení v zemské atmosféře je 78 %?
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Vzduch je:
stejnorodá směs
různorodá směs
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