Waves 1 Chapter 25. Vocabulary Wave Vibratory disturbance that propagates (moves) through a medium Pulse Single disturbance Medium Material through which.
Chapter 2 Stars and Galaxies. Where are you? The Earth circles the sun The sun is one of billions of billions of stars. To measure distances between stars.
Characteristics of Stars Section 27.1. Definition of a star Its a body of gases that gives off lots of energy in the form of light and heat They vary.
200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Earth-Sun-Moon Seasons Solar System Stars Laws and.
Kirchhoff's laws,there are three types of spectra: continuum, emission line, and absorption line. High pressure, high temperature gas Low pressure,
Formation of the Universe Review. observed change in the frequency of a wave when the source or observer is moving.
What you need to know to pass the test!. Light year: the distance light travels in one year Light is the fastest-moving stuff in the universe. It travels.
Light Emission. Today’s Topics Excitation Emission Spectra Incandescence –Absorption Spectra.
The Doppler Effect. Doppler Effect & Sound Christian Doppler Observing the Doppler Effect Christian Doppler Observing the Doppler Effect Christian Doppler.
WHAT ASTRONOMERS LEARN ABOUT THE ELECTROMAGNETIC SPECTRUM.
