Significant Figures Video顯著的數字視頻

This neat little video explains the importance of significant figures, rounding, accuracy and precision.這整齊小視頻解釋的重要性，顯著的數字，四捨五入，準確度和精密度。 Find out why adding a single drop of water (of about 0.05 ml) to a cup of coffee that is about 200 ml should never be written as 200.05 ml找出為何加入一個單一的一滴水（約0.05毫升） ，一杯咖啡，這是約200毫升絕不應被寫入為二百點零五毫升

It’s all about the errors and the significance of the digits in each measurement.它的所有有關的錯誤和意義的數字在每個測量。 The video also provides a useful introduction to scientific notation and underpins the origins of the Sig Figs website you are reading now, because so many times the news and other media don’t seem to錄像還提供了一個有用的介紹科學記數和underpins起源的SIG的無花果網站您正在閱讀的現在，因為這麼多次的新聞和其他媒體似乎並不 understand significant digits明白顯著的數字 and get it wrong again and again.並獲得了錯，一次又一次。 Just check out the archives to see exactly what I mean!只要勾選出來的檔案看，正是我的意思！

By the way, there’s an online significant figures calculator由的方式，有一個顯著的數字，在線計算器 here這裡 It works very well and has a nice example to help you.它的工程非常好，有一個很好的例子，以幫助您。 As it’s fairly new, please let me know how you get on with it in the comments below.因為它的相當新，請讓我知道您如何就與它在評論如下。