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J1_物质常见的性质

Authored by W.Y. Tan

Science

7th Grade

Used 24+ times

J1_物质常见的性质
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

物质由气体变成固体的过程称为.....

升华

凝华

凝结

气化

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

干冰消失了是_______现象.

升华

凝华

气化

凝固

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

物质从液体变成气体的过程称为....

融化

气化

凝结

凝固

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

________主要发生在液体的表面

蒸发

沸腾

凝固

升华

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

以下是影响蒸发快慢的因素,除了。。。

蒸发的表面积

空气的流动性

环境的温度

液体的质量

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一项是放热现象? (复选)

把黏土捏成圆形

水结成冰

地板上的水消失了

衣橱里的樟脑丸变小了

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一项属于吸热现象? (复选)

水沸腾了

爸爸喝热咖啡

云的形成

可乐结冰了

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