Sở gd&Đt hải dưƠng kỳ thi chọN ĐỘi tuyển dự thi hsg cấp tỉNH

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According to paragraph 1, what do physical properties and chemical properties have common?

(A) They are both used to create most of the substances.

(B) They include basic substances like sugar and water.

(C) They are classified as characteristic properties of substances.

(D) They change in proportion to the amount of the substance. Paragraph 1 is marked with an arrow [->].

  1. The word pertain in the passage is closest in meaning to

(A) compare

(B) relate



(D) change

3. According to the passage, a carcinogen

(A) explodes under pressure


conducts electricity

(C) causes cancer


tarnishes in air

  1. Which of the sentences below best expresses the information in the highlighted statement in the passage?

(A) Properties that are classified as intensive identify the type of substance and the extent of it present in the surrounding matter.

(B) The quantity of a substance influences its extensive properties, but the characteristics of the substance define the intensive properties.

(C) Where the intensive and extensive properties are found in substances is important in identifying their characteristics.

(D) Both intensive and extensive properties tend to have quantitative rather than qualitative characteristics present.

  1. In paragraph 8, the author contrasts the concepts of physical and chemical changes by

(A) listing several types for each concept

(B) providing clear definitions for them

(C) identifying the common characteristics

(D) using a wax candle as an example

Paragraph 8 is marked with an arrow [->].

6. The word unique in the passage is closest in meaning to

(A) distinctive

(B) idealized

(C) primary

(D) significant

7. What can be inferred about phase changes?

(A) They are always chemical changes. (B) They are sometimes physical changes.

(C) They are dependent on extensive properties. (D) They usually produce new substances.

  1. According to the passage, the classification of characteristic properties as “physical” or “chemical” is determined by

(A) whether there has been a change in the structure of the substance

(B) what happens when the quantity of the substance is increased

(C) their classification as either extensive or intensive samples

(D) the disappearance of a substance from one form to another

  1. All of the following are mentioned as characteristic physical properties EXCEPT

(A) dissolving in water (B) carrying an electrical charge (C) resisting continuous flow (D) decomposing when heated

  1. Look at the four squares [■] that show where the following sentence could be inserted in the passage.

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