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WorksheetsRefracting Telescopes ( Astronomy Unit -5)
Total questions: 6
Worksheet time: 3mins
Name
Class
Date
1.
Who Invented refracting telescopes?
a)
Galileo Galilei
b)
Nicolas Copernicus
c)
Anton Kutter
d)
Hans Lipperhey
2.
What are the two main parts of a refracting telescope?
a)
Objective Lens and Eyepiece
b)
Mount and Focuser
c)
Tripod and Altitude Clamp
d)
Telescope tube and Rings
3.
Which area of the electromagnetic spectrum are we able to observe with a refracting telescope?
a)
The entire electromagnetic spectrum
b)
Only the Visible Light Area
c)
Only the ultraviolet Area
d)
The electromagnetic spectrum doesn't affect the telescope
4.
A refracting telescope uses _______ to focus light.
a)
Lenses
b)
Mirrors
c)
Lasers
d)
Water
5.
The "collector", or "light-gathering part" of the telescope is called the _____
a)
objective
b)
ocular
c)
eye piece
d)
refractor
6.
The image, observed in a telescope, is _____
a)
bigger than the object
b)
the same size as the object
c)
slightly smaller than the object
d)
much smaller than the object
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