'Dark lines' diaporamas de présentation

ATOMS AND STARLIGHT

ATOMS AND STARLIGHT. TYPES OF SPECTRA KIRCHOFF'S LAWS . CONTINUOUS SPECTRUM EMISSION (BRIGHT LINE) SPECTRUM ABSORPTION (DARK LINE) SPECTRUM. CONTINUOUS SPECTRUM. Shows a blending of colors like the rainbow Formed by a glowing solid, liquid, or dense gas

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Physics of stars

Syllabus week theme --------------------------------------------------------------------------------------------------------------------- Statistics of stars, spectroscopy, HR diagram. The star formation and evolution. Hyashi line.

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Physics of stars

Syllabus week topics --------------------------------------------------------------------------------------------------------------------- Statistics of stars, spectroscopy, HR diagram. The star formation and evolution. Hyashi line.

651 views • 49 slides

Waves

Waves. Radio waves, x-ray, light, sound, seismic waves (p waves, s waves), waves at the beach!. Definition of wave. 1. A wave is a disturbance that travels through matter (air, water, rock) OR space (no matter) 2. Waves carry or transmit energy. . 2 Kinds of Waves. Mechanical Waves

1.32k views • 46 slides

Star Stuff

Star Stuff. Hot solid, liquid, dense gas: no lines, continuous spectrum. Hot object through cooler gas: dark lines in spectrum. Cloud of thin gas: bright lines in spectrum. What is the physical explanation for these different spectra?. The energy levels of the Hydrogen atom:.

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A stronomy Chapter III Light

A stronomy Chapter III Light. Can light say something to us?. Look at the pictures and explain which gives more energy. Chapter 3 Light. We know a lot about the universe, and we also want to learn much more.

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What is Light?

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Spectroscope focused on a Bunsen flame

Spectroscope focused on a Bunsen flame. The sodium flame test. The Sun. Atoms in the cooler gas mantle around the Sun absorb the background hotter radiation we see at specific wavelengths.

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Introduction to modern physics: Physics of the 20 th and 21 st centuries

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AIM: How does Air, Water, Land, & Sun interact to produce our weather?

AIM: How does Air, Water, Land, & Sun interact to produce our weather?. 5/8/13 DO NOW: Compare the density of warm & cold air. HOMEWORK Read p. 27-36 in your ILS PS Review Book. Answer Questions #51-100 on your scantron DUE- Tomorrow by 8 AM. ILS Question.

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What Is The Sun Made Of?

What Is The Sun Made Of?. Absorption bands in the Solar Spectrum. 1802 Wollaston sees dark bands 1814 Fraunhofer records many lines and labels with letters these become known as Fraunhofer lines

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Chemical Composition of Stars

Chemical Composition of Stars. What is the purpose of fingerprints? How are fingerprints useful? Where do you see fingerprints being used?. Activity. Students are to press their thumb gently onto the ink pad and then press their thumb onto the notes

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ESS IS7 Notes 3

ESS IS7 Notes 3. Is the Universe expanding?. What is red shift?. Scientists examining the light emitted by stars observe dark lines in the spectrum. These dark lines are caused by different elements, such as helium, in the stars being studied.

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TEST QUESTION 5.1

TEST QUESTION 5.1. Most large modern ground-based optical telescopes are reflecting (rather than refraction) telescopes primarily because xA : they provide clearer pictures xB : they are cheaper to build xC : they provide bigger magnification

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Spectroscopy

Spectroscopy. Atoms and Light. Atomic electron energy levels are a source of discrete photon energies. Change from a high to low energy state produces a photon. Atoms can also absorb a photon to excite an electron. Discrete Spectrum. Each atom has its own set of energy levels.

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Juvederm Minneapolis Treatment Gives You the Best and Smooth Skin

In this current, scenario, both men and women are having some skin problem daily after waxing unsightly hair or shaving.

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Light and the doppler effect

Light and the doppler effect. Red shift Light from distant galaxies that are moving has changes in its wavelength due to the Doppler Effect. As galaxies move away from us the light is stretched and its wavelength increases.

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Absorption and Emission Spectra

Absorption and Emission Spectra. Displayed when an element is heated Happens when electrons are excited and emits energy in form of photon. Emission Spectra. Displayed when light is shined behind the an element Happens when electrons of an element absorb certain frequencies of light.

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Thermal System Modeling and Co-Simulation with All-Electric Ship Hybrid Power System

Thermal System Modeling and Co-Simulation with All-Electric Ship Hybrid Power System . Fuel . Combustor. Bleeding. Ruixian Fang 1 , Wei Jiang 1 , Jamil Khan 1 , Roger Dougal 2 Departments of Mechanical Engineering 1 and Electrical Engineering 2 , University of South Carolina, Columbia, SC.

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Cut on all dark lines

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