Art by Brian Diskin
Art by Brian Diskin |
How Does Photosynthesis Work?
April 2007
Question: How does photosynthesis work? Answer: Energy transformations are
an important part of the functioning of ecosystems, and a key part of those
energy transformations is photosynthesis. Photosynthesis is the process by which
plants, bacteria, and other organisms use the energy of sunlight to manufacture
food in the form of sugar.
Click here to read more:
http://science.nsta.org/enewsletter/2007-05/sc0704_60.pdf
NSTA Members Only
Collards
and Caterpillars
April 2007
Community, assemblage, network, complex, interdependent, web, and synergism—definitions of an ecosystem often include these words to highlight the dynamic interrelated workings of plants and animals with their physical environment. Young children don’t understand the complexities of ecosystems, but they can begin to understand that only certain food sources meet the needs of an insect species.
Click here to read more:
http://www.nsta.org/gateway&j=sc&n=53639
Plants and
Pollution
April 2007
Fifth graders learn about human impact on the environment through a plant-inquiry
experience.
Click here to read more: