5下2-2d

5下2-2d

5th Grade

44 Qs

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112五下康軒L10

112五下康軒L10

5th Grade

48 Qs

5下2-2d

5下2-2d

Assessment

Quiz

Chemistry

5th Grade

Hard

FREE Resource

44 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一般滅火器的構造包括握把、安全插梢、皮管和噴嘴等。
×

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

野外露營時生起的營火,久了會自動熄滅,所以不用管它是不是還在燃燒,就可以離開,不會造成任何危險。
×

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

消防人員用水或滅火器滅火,是為了移除燃燒的條件,達到滅火的目的。
×

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

大量油類用品起火時,消防隊通常會出動泡沫消防車來滅火。
×

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

實驗結束時,用蓋子蓋熄酒精燈,是利用隔絕氧氣的原理使酒精燈熄滅。
×

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

建築法規規定兩棟建築物之間都要有防火巷,目的是在火災發生時可以通風,使溫度降低。
×

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

烤肉結束時,將水噴灑在木炭上使炭火熄滅,是因為水能降低溫度。
×

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