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二年级科学(9)地球🌏空气&风

Authored by LIM Moe

Science

2nd Grade

Used 2+ times

二年级科学(9)地球🌏空气&风
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

空气流动时会产生 ______ 。

热气

水蒸气

小水滴

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

下列有关空气的叙述,正确的是

空气是生物的基本需求。

空气是有颜色的。

水里没有空气。

土壤里没有空气。

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

下列哪一张图片,是运用流动的空气的原理?(可超过一个答案)

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

如图,使风筝飞起来的因素是

线

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

风的好处是?

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

风的坏处是?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

图中是风车,它是 _______

靠风力发电

靠水力发电

靠空气发电

靠热能发电

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