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WorksheetsOrigin of the Galaxy and Solar System
Total questions: 12
Worksheet time: 13mins
the idea that Earth was motionless and stayed at the center of the solar system
(a)
Movement of the galaxy- the Earth does what around the sun?
rotates
revolves
runs
rumbas
Stars moving away from an observer will appear this color
(a)
Stars moving towards from an observer will appear this color
(a)
Definition fo Doppler Effect
the change in the frequency of a wave in relation to an observer who is moving relative to the source of the wave.
change in wavelength of a wave from a source as it moves away or towards an object.
the change in the diameter of a wave in relation to an observer who is moving relative to the source of the wave.
The universe we live in is
(a)
Moving towards the observer, wavelengths will
(a)
Define nebular theory
This is a gaseous cloud of dust
(a)
Moving away from an observer, wavelengths
(a)
What does "helio" mean?
(a)
What does "geo" mean?
(a)
