'Nearly circular' diaporamas de présentation

Sky Motions / Time - Objectives

Sky Motions / Time - Objectives . Geocentric - WRONG Heliocentric Seasons Moon Phases Eclipses. Model. Can be something we can touch, can be a computer simulation, can be a picture. A tool to help us understand reality. Never perfect, always has flaws. Celestial Sphere.

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Chapter 18- Volcanic Activity

759 views • 46 slides

Waves and Sound

Waves and Sound. Chapter 16. 16.1 The Nature of Waves. A Wave: Traveling disturbance Carries energy from place to place Two Different Types: Transverse Longitudinal . Slinky. If the end is jerked up and down, an upward pulse is sent traveling toward the right.

450 views • 33 slides

Feeding the monster: fueling mechanisms of AGN

Feeding the monster: fueling mechanisms of AGN. Ioana Du? an. Advisors: Peter Biermann & Alan Roy. Phinney, 1994. Large-scale mechanisms: bar potentials & galaxy interactions. THEORY: Gaseous orbits in a weak bar potential: Bar-driven spirals and the effects of resonances.

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EXAMPLE 4

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