Part a:以下請填上岩定錯:
1.A stop watch can be used to measure time intervals.
2.Before we light a Bunsen burner,we open its air hole to obtain the blue flame directly.
Part b:complete following sentences.
1.the blue bunsen flame is non-luminous and its shape is__
2.a scientific theory is accepted if its __ are the same as the __ otherwise,it may be overthrown.
F1 SCIENCE
2007-11-09 2:55 am
回答 (2)
2007-11-09 5:24 am
✔ 最佳答案
1. True2. False
3. regular
4. experiment , conclusion
參考: My guess
2007-11-09 3:02 am
1.T 2. F 3. OVAL 4. ??
收錄日期: 2021-04-13 20:01:11
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071108000051KK02690