觀察鋼絲球生鏽的情形。一顆球潮濕並在有空氣的塑膠袋內,一顆球乾燥並在有空氣的塑膠袋內。則濕度為______。

5自 實驗的變因

Flashcard
•
Science
•
5th Grade
•
Hard
方瓊玉 方
FREE Resource
Student preview

9 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
操縱變因
2.
FLASHCARD QUESTION
Front
鋼絲球的大小為______。
Back
控制變因
3.
FLASHCARD QUESTION
Front
觀察鋼絲球生鏽的情形。一顆球潮濕並在有空氣的塑膠袋內,一顆球乾燥並在有空氣的塑膠袋內。則塑膠袋內有空氣為______。
Back
控制變因
4.
FLASHCARD QUESTION
Front
浸泡的水溶液酸鹼為______。
Back
操縱變因
5.
FLASHCARD QUESTION
Front
觀察鋼絲球生鏽的情形。一顆球浸泡清水並在有空氣的塑膠袋內,一顆球浸泡醋並在有空氣的塑膠袋內。則鋼絲球的大小為______。
Back
控制變因
6.
FLASHCARD QUESTION
Front
觀察鋼絲球生鏽的情形。一顆球浸泡清水並在有空氣的塑膠袋內,一顆球浸泡醋並在有空氣的塑膠袋內。則塑膠袋內的空氣為______。
Back
控制變因
7.
FLASHCARD QUESTION
Front
觀察鋼絲球生鏽的情形。一顆球浸泡醋並在有空氣的塑膠袋內,一顆球浸泡醋並在無空氣的塑膠袋內。則塑膠袋內的空氣為______。
Back
操縱變因
8.
FLASHCARD QUESTION
Front
鋼絲球大小為______。
Back
控制變因
9.
FLASHCARD QUESTION
Front
觀察鋼絲球生鏽的情形。一顆球浸泡醋並在有空氣的塑膠袋內,一顆球浸泡醋並在無空氣的塑膠袋內。則醋為______。
Back
控制變因
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