Question | Answer |
What does the color of a star indicate? | It's Temperature |
What is a main sequence? What happens in this stage? | The stage in which stars produce energy through the fusion of hydrogen into helium. |
Why is the photosphere called the Sun's surface? | It is the visible layer of the Sun. |
What are the Sun's outer layers called? | Atmosphere |
What the the very bright centers of some distant galaxies called? | Quasars |
What are solar winds? | Electrically charged particles that flow in all directions outward from the corona. |
Name the layers of the Sun from the center outward? | The Core, The Radiative Zone, The Convection Zone, The Photosphere, The Chromosphere, and the Corona |
What is a black hole? | An extremely dense core of a supergiant star that is invisible. |
What is a neutron star? | A collapsed core of a supergiant star. |
What are the three stages in the life cycle of a lower-mass star? | 1.Main Sequence 2.Giant Star 3.White Dwarf |
What are the names of the different galaxies? | Spiral,Elliptical, and Irregular |
What is a red shift and what is a blue shift? | Red Shift:When a galaxy is moving away from Earth
Blue Shift: When a galaxy is moving toward Earth |
What are sunspots? | A spot on a photosphere that is cooler than the surrounding area. |