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自然科學
高中一至三年級
題目預覽
目前顯示 10 道題目中的前 5 道——免費註冊即可匯入完整題庫，和全班一起玩。
1
1. A student stirs one teaspoon of sugar into a glass of hot coffee until the sugar can no longer be seen.
A
MIX
B
MISS
C
Option 3
D
Option 4
2
2. A cook pours vegetable oil into a bowl of vinegar and leaves it undisturbed for five minutes.
A
MIX
B
MISS
C
Option 3
D
Option 4
3
3. A laboratory technician adds a small amount of iodine crystals to rubbing alcohol, producing a uniform brown mixture.
A
MIX
B
MISS
C
Option 3
D
Option 4
4
4. A child mixes chalk powder with water and notices that the white particles settle at the bottom after a few minutes.
A
MIX
B
MISS
C
Option 3
D
Option 4
5
5. A pharmacist dissolves oral rehydration salts (ORS) in the recommended amount of clean water before giving it to a patient.
A
MIX
B
MISS
C
Option 3
D
Option 4