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科学回答技巧

Authored by loh zhiling

Mathematics, Science, English

4th Grade - Professional Development

Used 536+ times

科学回答技巧
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

操纵性变数的重点字

不一样

一样

观察

假设

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

反应性变数的重点字

相同

不一样

观察

结论

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

固定性变数的重点字

不相同

一样

假设

结论

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

必须改变的事项对应的是哪个变数?

固定性变数

反应性变数

操纵性变数

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

必须观察的事项对应的是哪个变数?

固定性变数

反应性变数

操纵性变数

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

必须保持的事项对应的是哪个变数?

固定性变数

反应性变数

操纵性变数

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

摩擦力的形容词是?

轻重

快慢

高低

大小

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