Students gain a basic understanding of the properties of media soil, sand, …
Students gain a basic understanding of the properties of media soil, sand, compost, gravel and how these materials affect the movement of water (infiltration/percolation) into and below the surface of the ground. They learn about permeability, porosity, particle size, surface area, capillary action, storage capacity and field capacity, and how the characteristics of the materials that compose the media layer ultimately affect the recharging of groundwater tables. They test each type of material, determining storage capacity, field capacity and infiltration rates, seeing the effect of media size on infiltration rate and storage. Then teams apply the testing results to the design their own material mixes that best meet the design requirements. To conclude, they talk about how engineers apply what students learned in the activity about the infiltration rates of different soil materials to the design of stormwater management systems.
Tuning into the radio is now an integrated part of our everyday …
Tuning into the radio is now an integrated part of our everyday lives. We tune in while we drive, while we work, while we cook in our kitchens. Just 100 years ago, it was a novelty to turn on a radio. The radio emerged at the turn of the twentieth century, the result of decades of scientific experimentation with the theory that information could be transmitted over long distances. Radio as a medium reached its peakthe so-called Radio Golden Ageduring the Great Depression and World War II. This was a time when the world was rapidly changing, and for the first time Americans experienced those history-making events as they happened. The emergence and popularity of radio shifted not just the way Americans across the country experienced news and entertainment, but also the way they communicated. This exhibition explores the development, rise, and adaptation of the radio, and its impact on American culture.
Students learn basic marketing concepts and use professional marketing techniques to compose …
Students learn basic marketing concepts and use professional marketing techniques to compose an advertisement for a hybrid vehicle. In the process, they learn the principles of comparative analysis.
This collection uses primary sources to explore the impact of television on …
This collection uses primary sources to explore the impact of television on news media. Digital Public Library of America Primary Source Sets are designed to help students develop their critical thinking skills and draw diverse material from libraries, archives, and museums across the United States. Each set includes an overview, ten to fifteen primary sources, links to related resources, and a teaching guide. These sets were created and reviewed by the teachers on the DPLA's Education Advisory Committee.
Students apply their understanding of the natural water cycle and the urban …
Students apply their understanding of the natural water cycle and the urban "stormwater" water cycle, as well as the processes involved in both cycles to hypothesize how the flow of water is affected by altering precipitation. Student groups consider different precipitation scenarios based on both intensity and duration. Once hypotheses and specific experimental steps are developed, students use both a natural water cycle model and an urban water cycle model to test their hypotheses. To conclude, students explain their results, tapping their knowledge of both cycles and the importance of using models to predict water flow in civil and environmental engineering designs. The natural water cycle model is made in advance by the teacher, using simple supplies; a minor adjustment to the model easily turns it into the urban water cycle model.
Through an overview of the components of the hydrologic cycle and the …
Through an overview of the components of the hydrologic cycle and the important roles they play in the design of engineered systems, students' awareness of the world's limited fresh water resources is heightened. The hydrologic cycle affects everyone and is the single most critical component to life on Earth. Students examine in detail the water cycle components and phase transitions, and then learn how water moves through the human-made urban environment. This urban "stormwater" water cycle is influenced by the pervasive existence of impervious surfaces that limit the amount of infiltration, resulting in high levels of stormwater runoff, limited groundwater replenishment and reduced groundwater flow. Students show their understanding of the process by writing a description of the path of a water droplet through the urban water cycle, from the droplet's point of view. The lesson lays the groundwork for rest of the unit, so students can begin to think about what they might do to modify the urban "stormwater" water cycle so that it functions more like the natural water cycle. A PowerPoint® presentation and handout are provided.
This books title tells its intent. It is written to help you …
This books title tells its intent. It is written to help you understand media and culture. The media and culture are so much a part of our days that sometimes it is difficult to step back and appreciate and apprehend their great impact on our lives. The books title, and the book itself, begin with a focus squarely on media. Think of your typical day. If you are like many people, you wake to a digital alarm clock or perhaps your cell phone. Soon after waking, you likely have a routine that involves some media. Some people immediately check the cell phone for text messages. Others will turn on the computer and check Facebook, email, or websites. Some people read the newspaper. Others listen to music on an iPod or CD. Some people will turn on the television and watch a weather channel, cable news, or Sports Center. Heading to work or class, you may chat on a cell phone or listen to music. Your classes likely employ various types of media from course management software to PowerPoint presentations to DVDs to YouTube. You may return home and relax with video games, television, movies, more Facebook, or music. You connect with friends on campus and beyond with text messages or Facebook. And your day may end as you fall asleep to digital music. Media for most of us are entwined with almost every aspect of life and work. Understanding media will not only help you appreciate the role of media in your life but also help you be a more informed citizen, a more savvy consumer, and a more successful worker. Media influence all those aspects of life as well.
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