Abstract
Question: Wood is opaque to light but is easily penetrated by X rays. The latter, however, are stopped by some kinds of clear glass. Does this not show that light and X rays are of different nature?
Is it desirable to study the theory of evolution in connection with a high school course in Botany? If so, to what extent?
What is the purpose of crop rotation?
Publication Date
January 1931
Journal Title
Science Bulletin
Volume
3
Issue
5
First Page
5
Last Page
6
Copyright
©1931 by Iowa State Teachers College
Language
en
File Format
application/pdf
Recommended Citation
Kadesch, W. H.; Clark, O. R.; and Scott, Winfield
(1931)
"Question Box,"
Science Bulletin: Vol. 3:
No.
5, Article 9.
Available at:
https://scholarworks.uni.edu/science_bulletin/vol3/iss5/9