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Radio Telescopes Quiz
Example Quiz 1
1. Which of these is NOT a component of a radio telescope?
Antenna
Amplifier
Eye piece
2. Radio telescopes collect,
Sound waves
Radio waves
UV radiation
3. Who was the first scientist to detect radio waves coming from the Milky Way?
Alexander Graham Bell
Percival Lowell
Karl Guthe Jansky
4. Radio telescope's dish reflector need not be as smooth as a mirror (used in an optical telescope) because,
Radio waves are stronger than light waves
Radio waves have a higher frequency than light waves
Radio waves have a longer wave length than light waves
5. The resolving power of a radio telescope depends on,
The shape of the telescope
The diameter of the telescope
Prevailing weather conditions
6. Radio telescopes are built far from human civilizations because,
To avoid damage from dust
To avoid disturbance from sound waves
To reduce interference from artificial Radio and TV signals
7. Which of these can only be seen with a radio telescope?
Cool hydrogen clouds
Asteroids
Globular star clusters
8. A radio telescope was used to discover,
Pulsars
Pluto
White dwarfs
9. Radio astronomers Arno Penzias and Robert Wilson discovered,
The Solar wind
Radiation belts around the earth
Cosmic microwave background radiation
10. What is the largest single-aperture radio telescope?
James Clerk Maxwell telescope
Arecibo observatory
South pole telescope
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