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Astronomy
Important Astronomers and related astronomy terms
Question | Answer |
---|---|
Copernicus | formulated a model of the solar system that placed the sun at the center of the solar system. |
Foucault | Using a pendulum device he was able to help establish that the Earth rotated on its axis. |
Edmund Halley | Was able to locate and determine the period (time it takes ) for a comet eventually named for him. |
Johannes Kepler | Developed the Laws of Planetary Motion that explain the movement of our planets around the sun. |
Isaac Newton | Laws of gravity and motion |
Galileo Galilei | Italian scientist who viewed the eclipse of Venus, the 4 large moons of Jupiter and helped establish that the planets move around the sun. |
Stephen Hawking | Currently living. Astronomer who developed many ideas about black holes and quantum gravity. |
Tycho Brahe | Danish astronomer (who had a fake nose) who was known for his accurate observations of the stars. |
Astronomer | Someone who studies objects found in space. |
Electromagnetic Spectrum | All possible frequencies of electromagnetic energy, ranging from radio waves to Gamma rays. |
Focal Point | the point beyond a lens where the light is focused to a point allowing us to get a clear image of an object. |
Visible Light | Found in the center of the electromagnetic spectrum, it is light that allows us to see. Visible light is made of wavelengths of energy that make up the color spectrum: ROY G. BIV |
Optical Telescope | A telescope using visible light |
Reflecting Telescope | A telescope that uses mirrors to direct the light received from distant objects |
Refracting Telescope | A telescope that uses lenses to view distant objects. |
Radio Telescope | A telescope designed to gather radio waves that can be interpreted to view distant objects. |
Concave Lens | This lens type "caves" in, spreading light rays apart and separating them. This is the type of lens that might be used on a TV |
Convex Lens | This is a lens that bulges outward on either side. This type of lens might be used to magnify on object. |
Objective Lens | Lens on a telescope that is farthest from the eye. This is the lens closest to the object. |
Eyepiece | Part of the telescope we look through. |
Spinoff | a product using technology developed by NASA and applied to make a product we can use in our daily lives. |