ASTR Final Chapter10 Word Scramble
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Question | Answer |
Radius of Sun | 7 x 10^5 Km |
Mass of Sun | 2 x 10^30 Kg |
Temp of Surface of Sun | 6000K |
Temp of Core of Sun | 15 Million K |
Composition of Sun | 71% Hydrogen, 27% Helium, 2% Heavier Elements |
Source of Heat/Energy | Nuclear Fusion |
Power Output of Sun | 4 x 10^26 Watts |
Atmospheric Layers of Sun | Photosphere, Chromosphere, Corona |
Distance from Earth | 1 AU (150 Million km or 93 Million Miles) |
Average Rotation Period of Sun | 29 Days |
Types of Heat Transfer | Conduction (Solid), Convection (fluid (gas/liquid)), Radiation |
What is Sun made up of? | Plasma |
Inner Structure of Sun | Core (15 Mil K), Radiation Zone (Million K), Convection Zone (100,000 K) |
What are Prominences? | Hot rising gas in the chromosphere constrained by magnetic field |
What is a solar flare? | Huge eruption of hot gas and radiation into the photosphere. |
What is solar wind? | A continuous out-flow of charged particles from the sun, mostly in the form of protons and electrons |
How long has the sun been around? | 4.6 Million years |
Source of Suns energy? | Nuclear Fusion of hydrogen to helium in the central core |
What is a sunspot? | Cooler area in the photosphere |
Created by:
pdoss94
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