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educator guide - Michigan Science Center
educator guide - Michigan Science Center

... the core, and the dense helium core compresses the nearby layers. This causes the layers near the core to begin fusing hydrogen into helium again, but at a faster rate than before. The helium being created continues to be deposited into the core and the rate of hydrogen fusion will continue to speed ...
Document
Document

... • There are two types of dynamic tides: • 1) the ones appropriate for highly eccentric orbits • (DT in the sense of Press and Teukolsky). During periastron passage normal modes of planet and stellar pulsations are exited. These are: fundamental modes with frequencies ~ *, g-modes in case of the pre ...
Modern Physics Exam
Modern Physics Exam

... (a) if the frequency = (energy difference between 2 levels)/h. (b) of any frequency. (c) of any frequency > (the smallest energy difference between 2 levels)/h. (d) in integer multiples of h. [19] Which of the following is not a valid quantum relation? (a) E = hf (b) p = h/λ (c) L = n ħ ...
Variable Star Observation
Variable Star Observation

... Eclipsing binary and rotating stars • Eclipsing binary and rotating stars are the two classes of stars within the extrinsic group. • A binary star is a stellar system consisting of two stars orbiting around their center of mass. ...
astrocoursespring2012lec2-6
astrocoursespring2012lec2-6

... is where they spend most of their lives. ...
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Rotation in the ZAMS: Be and Bn stars
Rotation in the ZAMS: Be and Bn stars

Internal heat production in hot Jupiter exo
Internal heat production in hot Jupiter exo

The Stars education kit - Student activities 5-10
The Stars education kit - Student activities 5-10

... spreads to the inner layers of the star. Hydrogen in the inner layers then becomes hot enough to fuse into helium and nuclear fusion reactions begin. These reactions add heat to the star, causing the outer layers to expand, while the core continues to contract. This expansion cools the star, causing ...
Moment of Inertia of Neutron Star Crust Calculations vs. Glitches
Moment of Inertia of Neutron Star Crust Calculations vs. Glitches

... P.Haensel , A.Y.Potekhin, D.G.Yakovlev, Neutron Stars 1: Equation of State and Structure (Springer, 2007) ...
Star - Uplift Education
Star - Uplift Education

... of about 2.7 K. • That radiation corresponds to a black body spectrum of about 2.7 K. The other way of explaining CMB is: • Big Bang producing initially produced very short wavelength photons /EM radiation. As the universe expands, the wavelengths become red shifted to reach current value. █ Explain ...
1128/1130 Discussion Notes
1128/1130 Discussion Notes

... We can, in theory, do similar calculations for stars that are closer to the edge of the disk to find the mass of a greater portion of the galaxy. Since the bulge looks so big and bright, we expect that most of the mass of the galaxy is located in the center. However, in order for this to be true th ...
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Lesson 6 The Sun and its power source
Lesson 6 The Sun and its power source

...