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Why does white light split into 7 colors as it passes through a prism?
The 7 colors in white light have different wavelengths.
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Which event occurs when Earth rotates on its tilted axis from the line perpendicular to its orbit?
Seasons
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Which property of light does make it possible for us to see the Moon?
Reflection
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Name types of telescopes.
Refracting, Reflecting and Catadioptric telescopes.
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What are the 2 main categories of spacecraft?
Crewed and uncrewed.
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What are magnifying glasses made up of and why?
Convex lenses, to form virtual and enlarged images.
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It is a spacecraft to support a human crew in orbit for an extended period of time that lacks propulsion or landing systems.
Space Station
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Which telescope is suitable for observing faintly luminous and very distant objects?
Reflecting telescope
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What is the function of the eyepiece lens in a light refracting telescope?
To magnify images.
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What are the characteristics of an image formed by plane mirror?
Virtual, upright and the same size as the object.
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What THEOS satellite used for?
Earth observation
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Which part of the eye does serve as an image receptor?
The retina
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