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Assessing the Judicious Use of the "Language" of Certain Types of Graphs by 10th Grade Biology Pupils.
Peer reviewed Peer reviewed
Dreyfus, Amos; Mazouz, Yossef – Research in Science and Technological Education, 1992
Assesses the ability of tenth grade students (n=364) to acquire meanings of graphs that are frequently used in their biology textbooks. Indicates that the main source of failure to process information equally well from tables and graphs was not a lack of basic analytical skills but rather a lack of understanding of the relationship between…
Descriptors: Abstract Reasoning, Biology, Cognitive Processes, Critical Thinking
Teaching an Introductory Course in Qualitative Analysis in Order to Enhance Learning General Chemistry.
Peer reviewed Peer reviewed
Shamai, Ruth; Stavy, Ruth – Journal of Chemical Education, 1986
Describes a study which was designed to determine the effect of a 25-hour introductory qualitative analysis course on high school students' understanding of formal concepts related to electrolytes. Suggests that introductory concrete experiences better prepare students to deal with more formal abstract concepts. (TW)
Descriptors: Abstract Reasoning, Chemistry, Cognitive Development, Cognitive Measurement
Integrating Mathematics with Ninth Grade Physical Science: The Proportionality Link.
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Fleener, M. Jayne; And Others – 1993
Higher order cognitive development and success in the study of high school mathematics and science require an understanding of rational number concepts and facility with proportional reasoning and computation. Proportional reasoning is an essential schema for developing formal operational thought. This study involving 16 ninth-grade students was…
Descriptors: Abstract Reasoning, Algorithms, Cognitive Development, Formal Operations