Documents Gravity Dam

GRAVITY DAMS What is a DAM? A dam is a hydraulic structure constructed across a river or a stream to retain the water. It prevents the flow of water and accumulates it in…

Documents Forces notes 2010

1. FORCES •Why does an object move? •Why does an object change directions? •Why does an object stop, or start to move? 2. WHAT IS A FORCE?  Force- push or pull.…

Documents youtube/watch?v=45yabrnryXk&feature=fvw

Slide 1 Surface Tension What is surface tension? How is surface tension important in nature? Friction What is friction? How does friction affect motion? Give examples of…

Documents Forces

Slide 1 Forces Why does an object move? Why does an object change directions? Why does an object stop, or start to move? What is a Force? Force- push or pull. Described by:…