

Exploring the Universe with Gemini Telescope
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What makes Mauna Kea a unique site for astronomical observations?
It is the premier astronomical observing site in the northern hemisphere.
It offers a clear view of the southern hemisphere.
It is a sacred site for all cultures.
It is the tallest mountain in the world.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the unusual characteristic of the quasar observed by the Gemini telescope?
Its light was extremely redshifted, indicating great distance.
It was located in the southern hemisphere.
It was the first quasar ever discovered.
It was the brightest quasar ever observed.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the Gemini telescope correct for atmospheric distortion?
By observing only during clear nights.
By using a fixed mirror.
By adjusting its position frequently.
By using adaptive optics with a deformable mirror.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the Gemini North Infrared Spectrograph?
To detect gravitational waves.
To measure the temperature of stars.
To break incoming light into its component wavelengths.
To capture visible light images.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the redshift of the quasar's light tell us?
The light has been traveling for 13.1 billion years.
The quasar is located in the Milky Way.
The quasar is very young.
The quasar is moving towards us.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the broad blank patch in the quasar's spectrum indicate?
The presence of a supermassive black hole.
A lack of stars in the quasar.
The absorption of ultraviolet light by early universe hydrogen gas.
A malfunction in the spectrograph.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How massive is the black hole at the center of the quasar?
1 million times the mass of the Sun.
10 million times the mass of the Sun.
100 million times the mass of the Sun.
800 million times the mass of the Sun.
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