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The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive function. Exercise causes chemical changes in the brain that may help protect against mental illness and improve symptoms.

1. The document provides instructions and explanations for 6 hands-on experiments about vision and light. The experiments demonstrate principles like refraction, total internal reflection, and how these principles allow vision and the formation of rainbows. 2. Key experiments include using a glass of water to make a coin appear to "disappear" due to refraction, as well as using a water-filled bottle to demonstrate how total internal reflection allows light to travel along the stream of water, simulating fiber optics. 3. By setting up mirrors and a bowl of water, another experiment shows how refraction of sunlight through water can form a rainbow on a wall, simulating the optical properties of a prism. The hands-

Gestational trophoblastic diseases arise from the trophoblast and include hydatidiform moles (80%), gestational trophoblastic neoplasia (16%), and choriocarcinoma (4%). Choriocarcinoma is a malignant tumor of the trophoblast that most commonly spreads to the lungs (80%) and vagina (30%). Diagnosis involves symptoms of bleeding, hCG levels, imaging and biopsy. Treatment is usually chemotherapy, with hysterectomy as an option for resistant cases.

An introduction to KOER December 2013

KarnatakaOER

This document discusses the Karnataka Open Educational Resources (KOER) initiative, a new model of teacher education. KOER aims to create a community of teachers who collaboratively develop, share, and review open educational resources using a wiki platform. It allows teachers to play a key role in creating locally relevant and dynamic learning materials. By participating in the creation of these resources, teachers engage in peer-learning and continuous professional development. The initiative has seen over 100 teachers create over 2000 resource pages and files on subjects like math, science, and social studies. It is helping move beyond a solely textbook-based approach in Karnataka classrooms.

Circle and its parts

Reynz Anario

This document defines and describes various parts of a circle including the radius, diameter, chord, arc, secant, and tangent. It explains that a circle is a closed curve where all points are equidistant from the center. A radius is a line from the center to the edge, a diameter connects two points on the edge passing through the center, and a chord connects any two edge points. An arc is part of the edge between two points, and a semicircle is half of a full circle. Secants and tangents are lines that intersect the circle at one or more points.

Intellectual disability

Freddie Santos Jr.

Intellectual disability is characterized by deficits in cognitive ability and adaptive functioning that originate before age 18. It involves limitations in conceptual, social, and practical skills. The severity of intellectual disability can be mild, moderate, severe, or profound based on IQ scores. Causes include genetic syndromes, biological factors, medical conditions during pregnancy or birth, and psychosocial problems. Placement programs may include inclusion, individualized education, behavior therapy, and transition to adult services focusing on independent living skills and employment. Current research studies various approaches to improving academic engagement and quality of life for those with intellectual disability.

detailed presentation on learning disabilities

Divya Murthy

This document discusses learning disabilities, including definitions, types, suspected causes, assessment practices, and legal considerations. It notes that learning disabilities affect a broad range of academic and functional skills, such as reading, writing, and reasoning. Common types include dyslexia, dyscalculia, and dysgraphia. Assessment involves informal methods like observations as well as formal testing of cognitive abilities, information processing, and educational achievement. Technology can help individuals with learning disabilities, and laws like IDEA, Section 504, and ADA provide legal protections for students.

[Slideshare]fiqh course#3-maqasid shariah(2011)

Zhulkeflee Ismail