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會導電的水溶液

會導電的水溶液

Assessment

Interactive Video

•

Science

•

6th Grade

•

Medium

Created by

Hui M

Used 1+ times

FREE Resource

4 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

為什麼將金屬片插入新鮮檸檬中,燈泡會發亮?

檸檬汁可以導電

檸檬有水分

檸檬皮會導電

金屬片本身會發光

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

什麼是電解質?

能夠溶於水並幫助導電的物質

能夠溶於水但不導電的物質

任何可以讓燈泡發亮的物質

檸檬汁特有的物質

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列哪種水溶液的導電性較差?

鹽水

運動飲料

糖水

汽水

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

乾電池發電的原理是什麼?

乾電池內部有乾燥的空氣

乾電池內部有電解質幫助金屬形成通路

乾電池內部有水分

乾電池內部有特殊的金屬片

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