1. Gravity and the Rules of Attraction Newton vs. Einstein 2. Mass Vs. Weight Mass is the amount of matter that makes up an object. Mass of an object does not change (ex.…

1. •Patterns of Motion 2. In a moving airplane, you feel forces in many directions when the plane changes its motion. You cannot help but notice the forces involved when…

Slide 1 Chapter 3: The Gravitational Interaction m Did you read chapter 3 before coming to class? A.Yes B.No d M Slide 2 Review  Use Newton’s first law to explain why…

Slide 1 Hw 4.11 Answer gravity questions posted at www.bpi.edu Slide 2 The Motion of Planets History of Astronomy Ptolemy Copernicus Galileo Brahe Kepler Newton Cavendish…

BACK TO BASICS - ULTRASONICS 1 BASIC PRINCIPLES OF SOUND Sound waves are vibrations of the particles of solid liquid or gas through which the sound is passing. Each particle…

Dynamic Analysis: The stresses that cause deformation The most important part of the text for the class is the section on "stress calculations" (p. 110-114). Spend…

The stresses that cause deformation Understand "stress calculations” Spend some time with these calculations to convince yourself that stress on a given plane resolves…

Snow Deformation Stress and strain of snowpack Beginning of a slab avalanche. The release was triggered by skis cutting moving near the top of the rounded ridge seen in the…

Dynamic Analysis: The stresses that cause deformation The most important part of the text for the class is the section on "stress calculations" (p. 110-114). Spend…