What are star like source if light that are extremely far away
What is quasar
100
the motion of a body when only the force of gravity is acting on the body
What is free fall
100
a graph that shows the relationship between a stars surface temperature and absolute magnitude
What is HR Diagram
100
motion of a body that travels around another body in space
What is revolution
200
What's the study of the origin, properties, process, and evaluation of the universe
What is cosmology
200
What is a star that has collapsed under gravity to the point that electrons and protons have smashed together to form neutrons
What is neutron star
200
A force that opposes motion between two surfaces that are in contact
What is friction
200
sections of the sky that contain star patterns
What is constellations
200
path that a body follows as it travels around another body in space
What is orbit
300
What is an object that is so massive that light cannot even escape its gravity
What is black hole
300
What is the time required for Earth to rotate once on its axis
What is day
300
The tendency of an object to resist being moved or if the object is moving to resist a change in speed or direction until an outside force acts on the object
What is inertia
300
a telescope that uses a curved mirror to gather and focus light from a distant object
What is reflecting telescope
300
types of galaxies
What is spiral elliptical irregular
400
What is a group of stars that are usual location along the spiral disk of a galaxy
What is open cluster
400
What is the combination of the nuclei of small atoms to form a larger nucleus
What is nuclear fusion
400
The angle between An object in the sky and the horizon
What is altitude
400
The constant velocity of a falling object when the force of air Resistance is equal in magnitude and opposite in direction to the force of gravity
What is terminal velocity
400
all of the frequencies or wavelengths of electromagnetic radiation
What is electromagnetic spectrum
500
What is a group of stars that look like a ball
What is globular cluster
500
What are rapidly spinning neutron stars that emit rapid pulses of radio and elliptical energy
What is pulsars
500
the point in the sky directly above an observer on earth
What is Zenith
500
The curved path that an object follows when thrown launched or otherwise projected near the surface of earth
What is projectile motion
500
this theory states that the sun is the center of the universe
(heliocentric theory)