我國國小高年級學童的浮力初步概念之探討

• Main Author: 周宗本
• Other Authors: 羅昭強
• Format: Others
• Language: zh-TW
• Online Access: http://ndltd.ncl.edu.tw/handle/58564181461710971630

碩士 === 國立新竹教育大學 === 人資處數學教育碩士班 === 96 === Abstract The main purpose of this research is to probe into the representation of the higher grades elementary school students in Taiwan toward the preliminary concept of buoyancy, and to discuss whether the representation toward the preliminary concept of buoyancy will change among the differences between grades, sex, and school districts or not. This research choose four elementary schools in Tao-yuan county, and pick 555 students among 5 or 6 grades students from two to three classes in random sampling. Research tool adopt a self-edit “representation toward the preliminary concept of buoyancy” questionnaire, and test content includes the differences between shape, hollow and solid, volume, and weight. The followings are the main discovery of this research: 1.As a whole, higher grades elementary school students have low comprehension on knowing the preliminary concept of buoyancy. 2.Higher grades elementary school students always have myths when judging an object float or sink. 3.Higher grades elementary school students’ concept of buoyancy on volume and weight have apparent differences between sex. 4.Higher grades elementary school students’ concept of buoyancy on shape and weight have apparent differences between grades. 5.Higher grades elementary school students’ concept of buoyancy on shape and hollow-solid have apparent differences between school districts. Keyword: concept of buoyancy