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Pioneering Progress : American Science, Technology, and Innovation Policy
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Handbook of Research on Science Teacher Education
This groundbreaking handbook offers a contemporary and thorough review of research relating directly to the preparation, induction, and career long professional learning of K–12 science teachers. Through critical and concise chapters, this volume provides essential insights into science teacher education that range from their learning as individuals to the programs that cultivate their knowledge and practices.Each chapter is a current review of research that depicts the area, and then points to empirically based conclusions or suggestions for science teacher educators or educational researchers.Issues associated with equity are embedded within each chapter.Drawing on the work of over one hundred contributors from across the globe, this handbook has 35 chapters that cover established, emergent, diverse, and pioneering areas of research, including: Research methods and methodologies in science teacher education, including discussions of the purpose of science teacher education research and equitable perspectives; Formal and informal teacher education programs that span from early childhood educators to the complexity of preparation, to the role of informal settings such as museums; Continuous professional learning of science teachers that supports building cultural responsiveness and teacher leadership; Core topics in science teacher education that focus on teacher knowledge, educative curricula, and working with all students; and Emerging areas in science teacher education such as STEM education, global education, and identity development. This comprehensive, in-depth text will be central to the work of science teacher educators, researchers in the field of science education, and all those who work closely with science teachers.
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Handbook of Research on Science Teacher Education
This groundbreaking handbook offers a contemporary and thorough review of research relating directly to the preparation, induction, and career long professional learning of K–12 science teachers. Through critical and concise chapters, this volume provides essential insights into science teacher education that range from their learning as individuals to the programs that cultivate their knowledge and practices.Each chapter is a current review of research that depicts the area, and then points to empirically based conclusions or suggestions for science teacher educators or educational researchers.Issues associated with equity are embedded within each chapter.Drawing on the work of over one hundred contributors from across the globe, this handbook has 35 chapters that cover established, emergent, diverse, and pioneering areas of research, including: Research methods and methodologies in science teacher education, including discussions of the purpose of science teacher education research and equitable perspectives; Formal and informal teacher education programs that span from early childhood educators to the complexity of preparation, to the role of informal settings such as museums; Continuous professional learning of science teachers that supports building cultural responsiveness and teacher leadership; Core topics in science teacher education that focus on teacher knowledge, educative curricula, and working with all students; and Emerging areas in science teacher education such as STEM education, global education, and identity development. This comprehensive, in-depth text will be central to the work of science teacher educators, researchers in the field of science education, and all those who work closely with science teachers.
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Bluetooth Headphones | Active Noise Cancellation Technology
Bluetooth Headphones | Active Noise Cancellation Technology. Bluetooth Headphones For An Immersive Sound Experience. Experience immersive sound quality with these Bluetooth headphones. With a Hybrid 40dB ANC (Active Noise Cancellation) and 4-mics ENC (Environmental Noise Cancellation), you can block out external noise and focus on your music or calls. The Bluetooth headphones feature a 40mm driver for HiFi sound and an over-the-ear design for comfort during extended use. With a battery life of up to 70 hours, you can enjoy your music for days without recharging. Different colors are available.. Active Noise Cancellation Technology. The Bluetooth headphones feature hybrid active noise cancellation technology that blocks out external noise, ensuring uninterrupted listening and calling. The headphones have 4-mics environmental noise cancellation that reduces background noise during calls and enhances call quality. You can enjoy your music or calls without distractions and interruptions.. Bluetooth 5.2 Connectivity. The Bluetooth headphones are equipped with Bluetooth 5.2 technology that enables quick and easy pairing with your devices. Enjoy high-quality audio without wires, giving you the freedom to move around without being tethered to your device. You can also connect to multiple devices simultaneously and switch between them easily, making Bluetooth headphones an effortless item to have.. 40mm Driver. Featuring a 40mm dynamic driver that delivers high-fidelity sound with clear treble and powerful bass, the Bluetooth headphones are designed so you can enjoy your music with crisp, clear audio that brings out the details of your favorite songs. The headphones also support Hi-Res audio playback, ensuring you get the best possible audio experience whilst using them.. Over-the-Ear Design. The Bluetooth headphones have an over-the-ear design that provides a comfortable and secure fit for extended use. The headphones are cushioned with soft earpads that fit comfortably around your ears, reducing discomfort during extended listening sessions. The over-the-ear design also helps to reduce sound leakage, ensuring that you get the best possible audio quality.. Long Battery Life. With a long-lasting battery life of up to 70 hours, the Bluetooth headphones allow you to enjoy your music for days without recharging them. The headphones also feature a low power consumption mode that conserves battery life, ensuring you get the most out of your headphones. You can listen to your music without worrying about running out of battery life.. What’s In The Box?. 1 x Bluetooth headphones. 1 x Type-C cable. 1 x instruction manual. Technical Specifications. Material: ABS+PC+Metal. Charging method: Type-C Cable. Battery capacity: 400mAH. Battery life: Up to 70 hours. Weight: 300g. Communication distance: 10m. Charging time: 1 hour. Driver diameter: 40mm
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What is best for working: white noise, pink noise, or brown noise?
The best type of noise for working can vary depending on individual preferences. White noise is often recommended for its ability to mask other sounds and create a consistent background noise. Pink noise, with its balanced frequency spectrum, can also be effective for promoting focus and concentration. Brown noise, with its deeper and lower frequency range, may be helpful for some individuals in creating a calming and soothing environment for work. Ultimately, the best type of noise for working will depend on personal preferences and what helps an individual to stay focused and productive.
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What is the difference between noise suppression and noise cancellation (Noise Cancelling)?
Noise suppression and noise cancellation (Noise Cancelling) are both techniques used to reduce unwanted sounds, but they work in different ways. Noise suppression typically refers to the process of reducing background noise during audio transmission or recording, often through the use of software algorithms or hardware filters. On the other hand, noise cancellation (Noise Cancelling) involves the use of specialized hardware, such as headphones or microphones, to actively counteract external noise by producing sound waves that are the exact opposite of the incoming noise, effectively canceling it out. While noise suppression aims to reduce the impact of noise on audio signals, noise cancellation actively works to eliminate the noise altogether.
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Does market research hinder innovation in business administration?
Market research does not necessarily hinder innovation in business administration. In fact, it can provide valuable insights into consumer needs and preferences, helping businesses to develop innovative products and services that meet market demands. By understanding market trends and customer behavior, businesses can identify opportunities for innovation and stay ahead of competitors. However, relying too heavily on market research without allowing room for creativity and risk-taking can limit the potential for groundbreaking innovations. It is important for businesses to strike a balance between leveraging market research and fostering a culture of innovation to drive success in business administration.
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Is it normal for noise cancelling to reduce background noise?
Yes, it is normal for noise cancelling technology to reduce background noise. Noise cancelling works by using microphones to pick up ambient sounds and then producing sound waves that are the exact opposite to cancel out the unwanted noise. This can significantly reduce background noise, making it easier to focus on the desired audio or simply enjoy a quieter environment.
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Handbook of Research on Science Education : Volume III
Volume III of this landmark synthesis of research offers a comprehensive, state-of-the-art survey highlighting new and emerging research perspectives in science education. Building on the foundations set in Volumes I and II, Volume III provides a globally minded, up-to-the-minute survey of the science education research community and represents the diversity of the field.Each chapter has been updated with new research and new content, and Volume III has been further developed to include new and expanded coverage on astronomy and space education, epistemic practices related to socioscientific issues,design-based research, interdisciplinary and STEM education, inclusive science education, and the global impact of nature of science and scientific inquiry literacy. As with the previous volumes, Volume III is organized around six themes: theory and methods of science education research; science learning; diversity and equity; science teaching; curriculum and assessment; and science teacher education.Each chapter presents an integrative review of the research on the topic it addresses, pulling together the existing research, working to understand historical trends and patterns in that body of scholarship, describing how the issue is conceptualized within the literature, how methods and theories have shaped the outcomes of the research, and where the strengths, weaknesses, and gaps are in the literature. Providing guidance to science education faculty, scholars, and graduate students, and pointing towards future directions of the field, Handbook of Research on Science Education Research, Volume III offers an essential resource to all members of the science education community.
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Gender Differences in Technology and Innovation Management : Insights from Experimental Research
Even though the number of working women has steadily increased over the last few years, women are still significantly under-represented in STEM activities (i.e. mathematics, informatics, science and technology). In order to eliminate this under-representation, numerous education policies and corporate initiatives, particularly in the recent past, have been aimed at increasing women's enthusiasm for STEM activities and professions.According to the latest surveys, however, it is clear that these efforts have not yet led to the desired success.Compared to their male counterparts, women continue to do fewer STEM activities. One possible reason for this is that relatively little is yet known about the concrete impact of the above education policies on working with innovation and technology: What are the gender differences between women and men?Is it enough to recognize these differences, or should these differences ideally not only be recognized, but also treated appropriately or even encouraged? This anthology deals with current topics in technology and innovation management against the background of these and other gender-relevant aspects.Empirical analyses and experiments in collaboration with companies from various sectors provide a sound scientific basis on which new results and findings are presented: How do women and men deal with creativity and competition?How are technologies applied and how can differences in access to technology be deduced? Answers to these and other questions help decision-makers in politics and business to proactively use the differences between women and men to motivate women to work in the STEM field and to strengthen them by acknowledging existing differences.
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Makerspaces, Innovation and Science Education : How, Why, and What For?
This book provides an overview to a range of theories in science and technology that inform the different ways in which makerspaces can be educative.Makerspaces are an indispensable site for science, technology, engineering, and mathematics (STEM) instruction and pose novel risks and opportunities for STEM instruction.Educators are likely to reach towards activities that have a high degree of engagement, but this might result in observations like 'it looks like fun, but what are they learning?'. Beginning from the question of how we know what we know in science, the author asserts that understanding scientific knowledge requires us to know more than the abstract concepts typically presented in schools.The social and material aspects of knowledge are also important—these take the form of questions such as: What is the interplay between knowledge and power?How do we understand that we can have a ‘feel’ for materials and artefacts that we cannot completely describe in words?How do we know what ideas ought to be made real though technology and engineering?Significantly, this book also discusses the ethical dimensions of STEM education, in thinking about the kinds of STEM education that could be useful for open futures. This book will be useful to graduate students and educators seeking an expansive view of STEM education.More generally, these ideas outline a possible new strategy for a vision of school that is not merely training or preparing students for work.Education needs to also prepare students for sociopolitical participation, and with STEM being central to our contemporary lives, this book provides insights for how this can happen in makerspaces.
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Asian Sound Cultures : Voice, Noise, Sound, Technology
This book examines the meanings, uses, and agency of voice, noise, sound, and sound technologies across Asia. Including a series of wide-ranging and interdisciplinary case studies, the book reveals sound as central to the experience of modernity in Asia and as essential to the understanding of the historical processes of cultural, social, political, and economic transformation throughout the long twentieth century.Presenting a broad range of topics – from the changing sounds of the Kyoto kimono making industry to radio in late colonial India – the book explores how the study of Asian sound cultures offers greater insight into historical accounts of local and global transformation.Challenging us to rethink and reassemble important categories in sound studies, this book will be a vital resource for students and scholars of sound studies, Asian studies, history, postcolonial studies, and media studies.
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How can you suppress footstep noise using noise-cancelling headphones?
Noise-cancelling headphones work by using built-in microphones to pick up external sounds and then producing sound waves that are the exact opposite (anti-noise) to cancel them out. To suppress footstep noise using noise-cancelling headphones, the headphones will detect the sound of footsteps and produce anti-noise to counteract it, effectively reducing the overall noise level. This technology is particularly effective for constant, low-frequency sounds like footsteps, making them less noticeable and allowing you to focus on other sounds or enjoy silence.
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How can one remove the microphone's noise and background noise?
To remove microphone noise and background noise, you can use noise reduction software or plugins such as Audacity, Adobe Audition, or RX 8. These tools allow you to isolate and reduce unwanted noise from your recordings. Additionally, using a high-quality microphone with good noise-cancelling capabilities and proper placement can help minimize background noise. Finally, recording in a quiet environment and using soundproofing materials can also help reduce unwanted noise in your recordings.
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Is it normal for noise cancelling to reduce the background noise?
Yes, it is normal for noise cancelling technology to reduce background noise. Noise cancelling works by using microphones to pick up ambient sounds and then producing sound waves that are the exact opposite (or phase-inverted) of those sounds. When these two sound waves meet, they cancel each other out, reducing the overall noise level. This can be particularly effective for constant, low-frequency sounds like the hum of an airplane or the rumble of a train. However, it may not be as effective for sudden, high-pitched noises.
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Is the noise normal?
It depends on the context and the specific noise in question. Some noise may be considered normal in certain situations, such as the sound of traffic in a busy city. However, if the noise is unusual, excessive, or disruptive, it may not be considered normal and could indicate a problem that needs to be addressed. It is important to assess the noise in relation to its surroundings and determine if it is within expected levels.
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