This paper analyses the conceptions of a group of students about geological time and its relation to physical landscape formation, focusing on the frequency and rate of a number of geological processes that have shaped our planet over time and that are involved in the formation of the current relief. Data were collected by means of a questionnaire…

Since the early nineteenth century, western governments have expected history education to play a vital role in the formation of a national identity and the pursuit of national cohesion, by fostering shared knowledge and a shared (master)narrative of the national past. This article reports on a qualitative study that examines which narratives…

The Climate Stewardship Survey (CSS) was developed to measure knowledge and perceptions of global climate change, while also considering information sources that respondents 'trust.' The CSS was drafted using a three-stage approach: development of salient scales, writing individual items, and field testing and analyses. Construct validity and…

Outlines problems students have with understanding the abstract concept of chemical bonding as revealed in previous research. Describes the development of a two-tier multiple-choice diagnostic instrument for assessing alternative conceptions about chemical bonding held by 14-16 year olds. Discusses the instrument and its findings for a group of…

Questionnaire results indicate that, although first-year, undergraduate science students (n=109) recognize the correct sources of energy for organisms, they simultaneously hold misconceptions about other essential, but nonenergy-supplying, conditions as sources of energy supply. Occurrence rates for these misconceptions vary with the students'…

Discusses the frequent misconception displayed by students that chromosome structure is a function of chromosome number or ploidy. Provides detailed analyses of the evidence concerning the prevalence of this ploidy/structure misconception among students of introductory genetics and the potential sources for inaccurate communication that it can…

The pencil-and-paper assignment "Represent water in its three states using a model" was given to pupils (n=227) from eighth to twelfth grades. The findings show that the dominant model used was the space filling type; movement of particles was indicated by a minority of pupils; size of the model changed when drawn in different states.…

Contends that before teaching about the Holocaust teachers must assess their students' understanding of this event. Considers five student misconceptions about the origins of the Holocaust. Includes responses by students in grades 10-12. Explains the inaccuracy of each misconception, using the work of Holocaust historians as supporting evidence.…

A questionnaire administered to 288 seventh- through tenth-grade students in 3 rural Oregon school districts revealed students' knowledge concerning the transmission and prevention of AIDS, student attitudes toward AIDS patients, and source of student knowledge; showed improvement over a previous survey of middle school students; and confirms the…

Scientific and everyday knowledge domains are compared so as to reveal the distinctive differences between their goals and the cognitive processes used to attain them. The main goals, working goals, learning difficulties, knowledge structure, concept specification, knowledge organization, role of school science, program-solving instruction, formal…

Maintains that misperceptions or incorrect mental images about relative location and size are common in geography. Reports on a study of 708 students ranging in age from junior high school through undergraduate school. Finds that misperceptions are widespread and exist across grade levels. (CFR)

High school students' misunderstandings of the conceptual machine of the BASIC programming language were examined using a screening test and structured interviews to determine their understanding of fundamental concepts such as variables, assignments, loops, flow and control, and tracing and debugging. (MBR)

An analysis of science teacher's knowledge of specific biology and physics topics and the effects of this knowledge on their planning for instruction and on simulated teaching are discussed in this report. Six experienced secondary school teachers participated in the study. Each teacher's knowledge of a biology topic and a physics topic was…

Provides an overview of the research concerning students' perceptions of foreign nations. Compares and contrasts the various measurement techniques including the two most commonly used; semantic differential scales and pair comparisons. Suggests methods for alternative analysis and offers recommendations for future research. Includes a sample…