Who's who.
Telescopes
Mapping the Stars
Vocab
Extra
100
Developed a theory of an Earth-centered universe in 140CE
What is Ptolemy
100
A focal point is...
is the point where the rays of light that pass through a lens or that reflects from mirror converge.
100
Two things that people have a better understanding of as a result of advances in astronomy are...
What is how far away stars are and how big the universe is.
100
Constellations are...
Regions of the sky that contain recognizable star patterns.
100
A day is
What is the time required for the Earth to rotate once on its axis
200
Stated that planets move in elliptical orbit around the sun.
What is Johnnes Kepler
200
Telescopes that are used to study visible light and focuses it to a focal points.
What is Optical Telescopes
200
When a star or galaxy moves quickly toward an observer, the light it emits...
What is appears bluer than it usually would
200
The study of the universe...
What is Astronomy
200
A year is
the time required for the Earth to orbit once around the sun.
300
Was one of the first persons to use a telescope to observe celestial bodies.
What is Galileo Gallilei
300
A telescope that uses lenses to gather and focus light are called...
What is Refracting Telescopes
300
An effect in which a star or galaxy appears to move quickly away from an observer is called ______________
What is red shift
300
An imaginary point directly above an observer's head
What is zenith
300
put the following types of radiation in order from shortest wavelength to longest wavelength: gamma rays, x-rays, microwaves, radio waves.
What is gamma rays, x-rays, microwaves, radio waves.
400
Showed that planets and moons stay in orbit due to gravity.
What is Sir Isaac Newton
400
The shorter the wavelength, the more _____________ the radiation.
What is harmful
400
The ancient Greek constellation Orion was the same as
What is the Japanese constellation of the drum
400
All of the frequencies or wavelengths of electromagnetic radiation
What is electromagnetic spectrum
400
The word month comes from the word ______.
What is moon
500
The tool Tycho Brahe used to make the most detailed astronomical observations that had been recorded so far.
What is mural quadrant.
500
Radiation that can pass through the atmosphere includes some...
What is radio waves, microwaves, infrared, visible light, and some ultraviolet light.
500
An effect in which a star or galaxy appears to move quickly towards an abserver is called _________________.
What is blueshift
500
the angle between the object and the horizon.
What is altitode
500
A light year is equal to the distance that light travels in...
What is 1 year
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