PreparED Study Materials
PSY 41749: Introduction to Environmental Science
School: Lehigh University
Number of Notes and Study Guides Available: 0
Videos
Phonemes Uncovered: The Intricate Sound Units of Language Explored
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Explore the core concept of phonemes in linguistics. Learn how these sound units differentiate words and shape language. Experience the captivating intricacies of speech sounds across languages.
Differences in Concrete and Formal Operational Thinking
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This video explores Jean Piaget's theories of child development, specifically focusing on Concrete Operational and Formal Operational Thinking stages and illustrating their distinctions through the Pendulum Experiment.
Frequency Theory Explained: How We Perceive Pitch Through Vibrations
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xplore the core concept of Frequency Theory and its role in auditory perception. Learn how the pitch we perceive ties to the vibration rates of the basilar membrane in our cochlea. Unravel the intricacies of how sound waves affect our hearing process.
Stress Unfolded: Hans Selye's General Adaptation Syndrome
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Explore Hans Selye's groundbreaking General Adaptation Syndrome, detailing the body's three-stage response to stress. Learn about the physiological reactions in each stage, from alarm to exhaustion. Grasp the importance of managing chronic stress and its potential health implications.
First Video In Our Three Part Series for Midterms
Behaviorism to Consciousness: A Deep Look into Learning and Memory
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This video offers a comprehensive exploration into the realms of behaviorism, classical and operant conditioning, and observational learning, punctuated by luminaries like Pavlov and Bandura. Dive deeper into cognitive learning and how figures like Piaget have revolutionized understanding. Learn the intricacies of memory—from encoding to retrieval, and its pitfalls. Finally, delve into consciousness, from daily wakefulness to altered states induced by meditation or drugs. It's a holistic guide t
Decoding Genetic Mutation: Random Errors in Gene Replication Explained
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Explore the intricacies of genetic mutation and its role in DNA sequence changes. Understand the factors leading to these mutations and their relation to broader evolutionary concepts. Dive into the complexities of behavioral evolution, natural selection, and cognitive evolution.


















