woodchurch science

use this to compare atoms (and other things) to the size of a coffee bean or a grain of rice (slide the thing at the bottom).
http://learn.genetics.utah.edu/content/begin/cells/scale/

This entry was posted on Wednesday, October 28th, 2009 at 9:19 pm and is filed under 8e, C1a, C2, C3, chemistry, ks3, ks4, warren. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.