Chủ nhật, 19/05/2024
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Câu hỏi:

20/11/2023 16

Which of the following is NOT true according to the passage?

A. Graphite is a common solid substance that can conduct electricity.

B. Salt can conduct electricity when it is molten or dissolved.

C. Pure water is much more conductive than most water we encounter every day.

Đáp án chính xác

D. Some materials are more conductive than others.

Trả lời:

verified Giải bởi Vietjack

Đáp án C

Câu nào không đúng theo như bài đọc?

A.Than chì là chất rắn phổ biến có thể dẫn điện.

B. Muối có thể dẫn điện khi nó nóng chảy hoặc hòa tan

C. Nước tinh khiết dẫn điện tốt hơn hầu hết nước mà chúng ta gặp phải mỗi ngày.

D. Một số chất dẫn điện tốt hơn những chất khác.

Dẫn chứng: Water itself is a poor conductor of electricity as it does not contain a significant amount of fully charged particles (the ends of a water molecule are partly charged but overall the molecule is neutral).

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