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100
A telescope that uses a curved mirror to gather and focus light
What is reflecting telescopes
100
A color of a shift that has a short wavelength
What is blueshift
100
Stars that are directly above the northern pole
What is circumpolar stars
100
What is the Big Bang theory
What is a Big Bang that started The universe
100
What is Newton's third law
What is all forces act in pairs
200
The earths rotation on its own axis
What is earths rotation
200
Reason why galaxy's and planets are getting further a part
What is evidence of an expanding universe
200
An increase in sound light or waves
What is Doppler effect
200
When objects in the sky appear to change when viewed from different positions
What is parallax
200
A quantity defined as the product of the mass and velocity of an object
What is momentum
300
When day and night are equal length in time
What is vernal equinox
300
A group of stars that form a familiar pattern
What is constellations
300
The classification of stars based on special characteristics
What is star spectrum
300
Th motion of a body when all of the force of gravity is acting on it
What is freefall
300
A device that helps you do work
What is machine
400
Believed in sun centered universe
What is Copernicus
400
Graph of stars showing the relationship between absolute magnitude and tempature
What is hr diagram
400
A curved path that an object follows when thrown
What is projectile motion
400
The work done on a machine
Work input
500
True or false redshift has a long wavelength
What is true
500
The range of wavelengths
What is electromagnetic spectrum
500
What do scientists think will happen to the universe
What is it will collapse in on itself or continue to expand
500
A tendency of an object to resist being moved
What is inertia
500
Work done by a machine
What is work output
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