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Download full textHarris, Julia, Ed. – ENC Focus, 1997
This issue of ENC Focus highlights laserdiscs and CD-ROMs that encourage students to raise searching questions, enter debates, formulate opinions, and engage in problem solving and critical thinking. The laserdiscs and CD-ROMs were chosen based on the criteria of instructional design, content, and interest. Items featured include: The Chemistry…
Descriptors: Biological Sciences, Chemistry, Earth Science, Educational Resources
Rapp, George, Jr. – 1971
The causes for many of the colors exhibited by minerals are presented to students. Several theories of modern physics are introduced. The nature of light, the manner in which light interacts with matter, atomic theory, and crystal structure are all discussed in relation to the origin of color in minerals. Included are color pictures of many…
Descriptors: Chemical Bonding, Chemistry, Color, Earth Science
Boyer, Robert E. – 1971
Highlighted are the effects of weathering through field investigations of the environment, both natural rocks, and the urban environment's pavements, buildings, and cemeteries. Both physical weathering and chemical weathering are discussed. Questions are presented for post-field trip discussion. References and a glossary are provided. (Author/RE)
Descriptors: Chemistry, Earth Science, Environment, Environmental Influences
Foth, Henry; Jacobs, Hyde S. – 1971
Discussed are the importance of soil to plant and animal life, the evolution of a soil profile, and the major kinds of soil in the United States. On a suggested field trip, students examine different kinds of soil profiles; they also measure soil acidity and water-holding capacity. Suggestions for further study are provided along with references…
Descriptors: Chemistry, Earth Science, Ecology, Field Studies
Verduin, Jacob – 1971
Attention is directed to processes going on in lakes which are not apparent to the observer of their scenic beauty. Explored are the lifetime of lakes, how lakes are formed, elements of a field trip to a lake, and influence of human activities on lakes. Sample post-field trip questions, references, and a glossary of terms are also included. (RE)
Descriptors: Biology, Chemistry, Earth Science, Environment
Koprowicz, Constance L. – State Legislative Report, 1990
In January 1990, the National Conference of State Legislatures surveyed the curriculum directors at each state department of education regarding efforts to improve science education. Those surveyed were asked to list and describe statewide science education programs in the public schools and the involvement of state legislatures in creating and…
Descriptors: Biology, Chemistry, Computer Uses in Education, Curriculum Development
