|There are a number of
interactive features in this e-source:
A glossary of terms: any word with
a glossary entry is highlighted
like that. Clicking on the word will open a new window with a
definition of that word.
Quick questions: at the end of
e-source, there is a set of quick questions to test your
understanding of the scientific ideas.
Roll over diagrams: many of the
diagrams have highlights or sequences. You can see these by
rolling your cursor over part of the picture or part of the
text. The text has a roll over
highlight like that.