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28.811  Articles
1 of 2.882 pages  |  10  records  |  more records»
Ballistic resistance is affected by the projectile and armor material used. The character and behavior of the projectile affects its ability to damage and penetrate armor. The velocity, mass and shape of the projectile are the main factors in determining ... see more

IDENTIFICATION OF MISCONCEPTION AND COGNITIVE CONFLICT OF PHYSICS: A CASE RELATED TO CONCEPTUAL CHANGEAbstractMisconceptions still often occur when learning physics. This study aims to identify students' misconceptions and their relationship with cognitiv... see more

The main objective of this research is to analyse the lithic technology applied to obsidian, a raw material popular amongst pre-Columbian populations from Northwestern Argentina (NWA) because of its social and symbolic value. The analysed assemblage comes... see more

The article presents a new method of quantitative evaluation of the degree of disintegration, called frangibility of frangible bullets, based on shooting experiments. On the basis of the dependence of the Frangibility Factor of the bullet on its impact ve... see more

In addition to its usage as a top attack ammunition in the battle field against troops, 120 mm mortar bomblethas been recently used in the terror attacks against military shelters and civil constructions. This research studiesthe protection of vehicle and... see more

AbstractThis research is motivated finding  of the student difficulties  in projectile motion. In general, the difficulties students in understanding the concept of projectile motion as follows. First, draw the vector component’s in the direct... see more

Formative assessment is an essential aspect of learning. Facts in the field show that there still needs to be more teachers who conduct formative assessments during the learning process. The assessment that carries out assesses the final results of learni... see more

This research is intended to improve undergraduate students’ ability in writing descriptive paragraphs by employing the picture word inductive model (PWIM) in online learning. This study involved the 29 students of Intensive Course Writing program of Univ... see more

The primary aim and the focus of this study were to investigate students’ metacoginitive strategies awareness and their relationship with speaking ability. The participants were 31 Indonesian junior college students who have taken speaking course. The stu... see more

1 of 2.882 pages  |  10  records  |  more records»