Asteroids, Meteors, Comets
These all orbit the sun
asteroids, meteors, comets
This creates a crater when it crashes
meteorite
A galaxy with no clear shape; it is the remains of 2 colliding galaxies
irregular galaxy
apparent magnitude
Which 2 elements make up the universe
H & HE
This land feature is created when a meteorite lands on Earth.
Crater
The distance light travels in one year
light year
a galaxy with arms and a dense center
spiral galaxy
The elements that a star absorbs
spectra
The _____ _______ represent the chemical elements found in a star.
absorption lines
When a meteor crosses the sky, the light given off is caused by
Friction
oval shaped galaxy that is most abundant in the universe
elliptical galaxy
Measured in Kelvin
temperature
H-R diagrams measure
magnitude & temperature
The gravity of the __________ is the biggest factor in determining the ocean tides.
moon
What is referred to as a shooting star?
meteor
Time it takes for the Sun's light to reach Pluto
5.5 hours
The measure of a star's brightness if it were a standard distance of exactly 10 parsecs from the observer
absolute magnitude
What type of star is the Sun
Main Sequence
The number of high tides every 24 hours and 50 minutes
2
This is formed when a piece breaks off an asteroid
meteroid
The closest star to our Sun
Proxima Centauri
The amount of energy a star emits
luminosity
Which color star is the coolest
red
When the Earth, Moon & Sun are in a straight line, these kinds of tides occur
Spring