765 research outputs found

    The M. and M. Railroad

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    Early Cabins in Iowa

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    Early Cabins in Iowa

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    The M. and M. Railroad

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    Alien Registration- Bedford, Mildred J. (Bar Harbor, Hancock County)

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    https://digitalmaine.com/alien_docs/19929/thumbnail.jp

    Effects of Light Intensity on Spatial Visualization Ability

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    A plethora of technological advances have happened since artificial illumination was developed by Thomas Edison. Like technology has had an effect in many areas in the modern civilization it also made a difference in the classroom. Nowadays, students can have instruction in classrooms with no external windows, even during gloomy winter or rainy days, and virtually during any hour of the day. Several lightning devices are being used, ranging from energy efficient LEDs to fluorescent lighting. Some forms of lighting methods have been found to be inappropriate for prolonged exposure to the human eye such as various gas-discharge lamps that create poorer color rendering due to the yellow light. A large number of research studies have focused on topics such as the effect of light on intensity to oral reading proficiency, its effect on stress levels, and the effect it may have on autistic children. However, a small number of studies was found related to the optimal levels of light intensity related to successful student learning regarding spatial visualization ability. The purpose of the current study is to identify whether light intensity can increase or decrease spatial ability performance for engineering technology students

    A Comparative Analysis of Holographic, 3D-Printed, and Computer-Generated Models: Implications for Engineering Technology Students\u27 Spatial Visualization Ability

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    A number of studies indicate that the use of holographic displays can influence spatial visualization ability; however, research provides inconsistent results. Considering this, a quasi-experimental study was conducted to identify the existence of statistically significant effects on sectional view drawing ability due to the impacts of holographic displays. In particular, the study compared the use of three different types of displays: 3D printed model, computer generated model, and holographic model to determine whether a significant difference exists towards sectional view drawing ability, among engineering technology students. According to the results of this study, it is suggested that the impact of the display type provides no statistically significant differences

    Rethinking the Development of Weapons and Their Impact

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    The article presents information on conventional weaponry and threats posed by it for the environment. Weapons consist of chemical, biological, depleted uranium, landmines, nuclear, jet fighters, and even the conventional lead bullets. It is stated that the manufacturing of biodegradable weapons that don\u27t pollute the environment must be promoted, as they also strengthen the laws which ban the use of toxic and other chemical weapons. A table on correlation with standards for technological literacy, is also presented

    The Voice of Low-Income Adolescent Mothers on Infant Feeding

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    Adolescent mothers\u27 feeding practices impact infant weight gain. Infant obesity, especially in low-income families, is rapidly increasing. The aim of the exploratory study reported here was to identify factors affecting low-income African American and non-Hispanic White adolescent mothers\u27 infant feeding practices and useful learning modalities. Two focus groups were conducted by a trained facilitator using a semi-structured topic guide. Three themes emerged: (1) feeding decisions related to introduction of solid foods; (2) feeding information/advice provided by others; and (3) useful learning strategies. These themes can be used by Extension professionals in designing nutrition education programs for adolescent mothers

    Green Transportation for a Green Earth

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    Transportation is one of the biggest contributors to the destruction of the environment. Results from environmental research and pursuant governmental regulations are changing the way companies do business and how transportation systems address the future. The Environmental Protection Agency (EPA) has been at the forefront in leading environmental research and instituting policies and regulations to fight the issues impacting the environment. The transportation industry and consumers alike are concerned about the environment, energy resources, efficiencies, and economics. In this article, the authors suggest that it is vital that people promote the protection of the environment and strengthen the laws that prohibit waste dumping so the surroundings stay clean and healthy otherwise, the direct output of this concept--the existence of humanity in the years to come--will be questionable
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