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- 1. Multiple Choice
A refracting telescope uses _______ to focus light.
Lenses
Mirrors
Lasers
Water
- 2. Multiple Choice
Reflecting telescopes use _______ to focus light.
Lenses
Flat mirrors
Curved Mirrors
A lens and lasers
- 3. Multiple Choice
Modern telescopes are reflecting because: (Choose all that apply)
Lenses are difficult to manufacture
Lenses are heavy and fragile
lenses absorb light that passes through them
Lenses require only 1 perfect surface
- 4. Multiple Choice
What type of telescope is the Hubble Telescope?
Refracting
Cassegrain Reflecting
Prime Focus Reflecting
Newtonian Reflecting
- 5. Multiple Choice
Modern telescopes don't use film to capture images, instead they use:
CCDs
USBs
HDDs
CD-ROMs
- 6. Multiple Choice
One of the issues created by the air surrounding us is:
Interferometry
Reflection
Interference
Atmospheric blurring
- 7. Multiple Choice
Which of these can solve the issue of atmospheric blurring? (choose all that apply)
Active Optics
Adaptive Optics
Putting a telescope in space
Putting a telescope underground
- 8. Multiple Choice
What type of telescope can work 24 hours a day and even be used in the rain?
Refracting Telescope
Radio Telescope
Newtonian Telescope
Solar Telescope
- 9. Multiple Choice
Which of these is a process that is unique to radio telescopes?
Spectrometry
Inferferometry
Photometry
Photography
- 10. Multiple Choice
What types of telescopes have to be placed in space? (Choose all that apply)
X-ray Telescopes
Gamma ray Telescopes
Infrared Telescopes
Radio Telescopes
- 11. Multiple Choice
What is the major drawback of radio telescopes?
They can only be used at certain hours of the day
They are too small
They have a low resolution
They have complex mirror systems
- 12. Multiple Choice
Which of these light types cannot be captured by a telescope?
Radio waves
Microwaves
Ultraviolet
All of them can be captured
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