Universe 1
What is the term used to talk about the earth as the center of the solar system?
Geocentric
What is a fixed luminious point in the night sky?
A star
What is a dark spot on the sun resulting from cooled down plasma?
Sun spots
The number of phases of the moon
8 phases
The majority of our stars fall in what region of an H-R Diagram?
Main sequence
What represents the sun as the center of the solar system
Heliocentric
Hot stars are the color ______ and cold stars are the color ____
Blue (hot); Red (cold)
These bright arch/loop features of the sun that release large amounts of energy into outerspace?
Prominences
When the sun is completely or almost completely covered by the moon
Solar Eclipse
Name the three layers of the sun?
Core, Radiative Zone, and Convection Zone
What is the system consisting of the sun and the planets that orbit around it
Solar system
What is a planet that is mainly composed of rock and metal?
Inner planets or Terrestrial planets (Mercury, Venus, Earth, Mars)
What is the order of the three systems from smallest to largest?
Galaxy
Universe
Solar System
Solar system
Galaxy
Universe
What is the outer atmosphere of the sun?
Corona
The greatest difference between low and high tide
Spring tide (Extra points if you can draw and label)
What is a large natural body that revolves in an orbit around the sun?
Planet
The time it takes for a total rotation of earth
24 hours - 1 day
What is the unit of astronomical distance that is the same distance that light travels in one year?
a Light year
During this phase of the moon a solar eclipse can take place..
New Moon
X (extra points if you can name what this group is called )
What is a region of space where gravity is sooo strong that nothing can escape it
Black hole
The time it takes for a full revolution of earth around the sun
365 days- 1 year
The least amount of difference between low and high tides
Neap tides (extra points if you can draw and label the position)
What section ont his HR diagram has a low temperature but a high luminosity
Q (extra points if you can name the group)
The sun is an average yellow star in the Milky Way galaxy, what is the type of galaxy we reside in?
Spiral galaxy