Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Solar Constant |
The amount of the Sun's energy that falls on earth per second on the earth atmosphere |
Amount, energy, falls, earth, per second |
|
|
Luminosity |
The intrinsic brightness of a celestial object |
Brightness |
|
|
Astronomical unit |
The average distance between the earth and Sun, about 93 million miles |
93 million miles |
|
|
Period of rotation |
Length of time for one complete turn |
Day |
|
|
Irradiance |
Total light energy output measured at earth |
Light energy output |
|
|
Sunspots |
Temporary, dark, relatively cool blotches on the Sun's photosphere |
Temp cold dark |
|
|
Magnetograph |
Display of magnetic field strenght |
Nope |
|
|
Flare |
A sudden, tremendous, explosive outburst of light, invisible radiation, and material from the sun |
Maze runner |
|
|
Coronal mass ejection |
A large burst of mass that expands as it climbs, the most energetic of all solar eruptions |
Big boom |
|
|
Solar winds |
A plasma, or stream of energetic, electrically charged particles that flows our from the Sun at all times |
Plasma, flows, particles |
|
|
Solar nutrinos |
Nutreal elementary particles with almost no mass |
Tiny particles |
|
|
Helioseismology |
The study of the suns internal structure and condition by measuring global oscillations on its surface |
Internal, condition, global oscillations |
|
|
Angular diameter |
A angular measurement describing how large a sphere or circle appears from a given point of view |
|
