Addition of Forces
The effects of forces in perpendicular directions are independent Forces are vector quantities Combining. We have Mass 1 Mass 2 A…
Solids Liquids and Gases
The difference between the densities of solids liquids and gases is due to the distance between the particles in each state of ma…
Description of Students in a Classroom
Watch them in AP Classroom anytime from any device with internet access. Click to log in to the UA NetID system. …
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