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L5~6總複習

Authored by Ya Ying Chang

Physics, Chemistry

8th Grade

Used 1+ times

L5~6總複習
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32 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

小明在錐形瓶內盛水,並於瓶塞插入細玻璃管,如附圖所示。當瓶中裝20℃的水時,水面高出瓶塞2公分,裝70℃的水時,水面高出瓶塞12公分。水面上升1公分,代表溫度上升了多少℃?

1

3

5

7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

小明身體不舒服,拿溫度計測量體溫,結果溫度計上顯示為攝氏38度,此溫度相當於華氏幾度?

95.5

98.4

100.4

102.6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

加熱100公克的水,使水溫由25℃升高至95℃,需多少卡熱量?

4000

5000

6000

7000

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A、B兩物質質量相等,吸收相同熱量時,升高的溫度比是4:3,若B物質為水,則A物質的比熱為多少卡∕(公克.℃)?

0.5

0.75

0.85

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

有甲、乙、丙三個物體,當甲和乙接觸時,熱能由甲流向乙;當乙和丙接觸時,熱能由乙流向丙,則下列敘述何者正確?

甲物體所含熱量一定比丙物體多

甲物體的比熱一定比丙物體大

甲物體的溫度一定比丙物體低

若將甲和丙接觸,則熱能必由甲流向丙

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

1. 題:溫度與熱

某物質由固態開始加熱的曲線如附圖所示,請問在哪一區域時,可觀察到液態與氣態共存的現象?

a

b

c

d

e

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

三者中,何者比熱最大?

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