7 grade bjb 3 term
Authored by Ulan Rakhmanov
Chemistry
1st Grade
Used 5+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
True/ False : Given lab instruction below : Do not touch chemicals with your fingers
True
False
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
True/False: Given lab instruction below
Tie short hair
No
Yes
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given lab instruction, finish it correctly:
Wear gloves when ……
heat
cold
warm
fast
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which one of the following is elements?
Helium gas, Gold, Silver
Air, Mercury, Water
Water, Magnesium, Salt
Salt, Oxygen gas, Soup
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which one of the following is compound?
sugar in liquid, Iron
salty water and hydrogen gas
carbon dioxide gas and salat
Water and salt
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Given type of changes:
Burning wood
Which one of the following is correct?
Chemical change
Physical change
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Given type of changes:
Souring milk
Which one of the following is correct?
Chemical change
Physical change
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