Vienkāršās ķīmiskās reakcijas (atkārtojums)
Quiz
•
Science
•
6th Grade
•
Practice Problem
•
Medium
Edmunds Krops
Used 1+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kas notiek apvienojot šo ar ūdeni>
Veidojas eksplozija
Ūdens kļūst brūns
Ūdens kļūst violets
Vielas nogulsnes veidojas trauka apakšā
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vai eļļa spēj izšķīst ūdenī parastos apstākļos?
Tikai pie liela karstuma
Jā
Tikai pie zemām temperatūrām
Nē
3.
OPEN ENDED QUESTION
3 mins • 1 pt
Kas mums ir jādara, lai mēs varētu ižšķidināt taukus, eļļu ūdenī?
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4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kas notiek violetajam ūdenim un eļļai pievienojot ziepes?
Sķidrums kļūst melns
Šķidrums sabiezē, kļūst dzelteni oranžā krāsā
Izveidojas eksplozija
Veidojas liels daudzums dīvainu burbuļu
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kādu vielu jāpievieno etiķim, lai veidotos gāzes burbuļi?
Sodu
Cukuru
Miltus
Sāli
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kur tiek izmantots kālija permagināta šķidrums?
Ivainojumu dezinficēšanā
Žurku indēšanā
Insektu indēšanā
Degvielas veidošanā
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kura viela ir vieglāka?
Eļļa
Ūdens
8.
OPEN ENDED QUESTION
3 mins • 1 pt
Kāpēc mēs izmantojam ziepes?
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9.
OPEN ENDED QUESTION
30 sec • 1 pt
Kāpēc etiķi atzīst par relatīvi bīstamu?
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