Percent Increase and Decrease Quiz

3+ results

Sound Pollution Assessment Lab

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Sound pollution, or noise pollution, is unwanted or harmful sound that disrupts the environment. The decibel (dB) scale measures sound intensity logarithmically, meaning each 10 dB increase represents a tenfold increase in sound intensity. Prolonged exposure to sounds above 85 dB can cause hearing damage, while levels above 120 dB can cause immediate harm. Smartphone apps use the device's microphone to estimate sound levels, but their accuracy can vary based on microphone quality, calibration, a

9th - 12th, Adult Education, Higher Education

Earth Sciences, Environment, Instructional Technology

TED Talk: Dead stuff: The secret ingredient in our food chain- John C. Moore and

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Aurora Originals

This high school resource explores food webs, energy flow, and the critical role of detritus in ecosystems. Students analyze how decomposition supports life and connects all organisms. Best for: Biology, Environmental Science, Ecology Includes • 20 discussion and comprehension questions • Analytical essay prompt • Structured essay with paragraph guidance and sentence starters • Classroom debate activity • Critical thinking discussion questions Grades: 9–12, College, Adult Ed | Print-and-go

9th - 12th, Adult Education, Higher Education

Biology, Environment, Health

TED Talk: Is Soy Bad For You?- Francesca Bot

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Aurora Originals

This engaging science and sustainability resource explores the rise of soybeans as a global crop used in food, industry, and farming. Students will examine the nutritional benefits of soy, how it is processed into proteins and lecithin, and the widespread use of soy in modern products. The lesson also highlights environmental and ethical concerns tied to soy farming, including deforestation and displacement. Featuring 20 discussion questions, an essay prompt, and a structured debate topic, this

9th - 12th, Adult Education, Higher Education

Biology, Economics , Environment