Watch video and take detailed notes in your science notebook. *** What does it mean that you cannot have an ANSWER is more PRECISE than the figures you STARTED with ???? *****
Source: http://www.youtube.com/watch?v=VAuslY-Uuf4
Watch video and take notes in your science notebook.
Source: http://www.youtube.com/watch?v=8Cl5CeiT7hU