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Telescopes Part 1
Test Description: This test covers the three types of telescopes that Mr. Carter taught in the video
Instructions: Answer all questions to get your test result.
1) No matter what it says on the box regarding magnification of the telescope it is rarely true because it's not usable at those numbers.
A
True
B
False
2) The primary job of a telescope is to gather_________.
A
space objects
B
light
C
information
3) A telescope is like a big________.
A
tube
B
eye
4) This person from Holland invented the first telescope in 1608.
A
Galileo
B
Hans Lippershey
C
Isaac Newton
5) ____________ was the first person to use the telescope in astronomy.
A
Isaac Newton
B
Galileo
C
Hans Lippershey
6) True or False Galileo used a refractor telescope.
A
True
B
False
7) Refracting telescopes use ___________.
A
glass lenses
B
mirrors
8) Before the light goes up to the eyepiece it has to go through a ______________.
A
diagonal
B
horizontal
C
vertical
9) ______________developed the reflector about 1680, in response to the chromatic aberration (rainbow halo) problem that plagued refractors during his time.
A
Isaac Newton
B
Hans Lippershey
C
Galileo
10) Reflector telescopes use _________ instead of ___________.
A
lenses, mirrors
B
mirrors, lenses
11) In the refractor telescope you're looking at the eyepiece at the other end of the telescope but with the reflector telescope the eyepiece is toward the __________ of the telescope.
A
top
B
side
C
end
12) ____________ telescope is a combination of lenses and mirrors.
A
Reflecting Telescopes
B
Schmidt-cassegrain or Catadioptric Telescopes
C
Refracting Telescopes
13) Catadioptric telescopes use a __________path optical system and thus can be shorter than their focal length would imply. They are lighter and more compact when compared to telescopes of the same aperture, as is the mount that holds them.
A
diagonal
B
straight
C
folded
*select an answer for all questions
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