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Astronomy is the overall title for a variety of sciences that involve the study of space and that outside of our planet. Some types of it as Astrophysics, Exobiology, Planetary or Exo Planetary astronomy, and Radio Astronomy just to name a few. Astronomy has many parts, such as planets, stars, black holes, star clusters, etc. They all have to do with space.
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What are two kinds of information astronomers can collect from stars by using spectrographs?
compositions and temperatures
Why did early astronomers think that mercury was two separate planets?
Early astronomers observed that Mercury had two distinct elongated appearances: as a morning star and as an evening star. They mistakenly believed these were two separate planets when, in fact, it was due to Mercury's proximity to the Sun causing it to be visible at certain times from Earth.
What are two ways the atmosphere limits what astronomers can detect?
Atmospheric absorption: Certain wavelengths of light can be absorbed by gases in the Earth's atmosphere, making it difficult for astronomers to detect celestial objects at those specific wavelengths. Atmospheric turbulence: Turbulence in the atmosphere can cause distortions in the images obtained by telescopes, affecting the resolution and clarity of astronomical observations.
Rocks are to geologists as stars are to?
Rocks are to geologists as stars are to astronomers.
What two-word term do astronomers use to designate the half of the celestial sphere which is south of the celestial Equator?
The Southern Hemisphere
Name two ways astronomers can find planets around other stars?
microlensing
What are the different ways astronomers use to study stars?
the astronomers use Absolute magnitude
Who were the two famous astronomers during the renaissance?
Newtown and Kepler were two famous astronomers during the Renaissance.
Were two famous astronomers during the Renaissance?
Newtown and Kepler were two famous astronomers during the Renaissance.
What are some of the ways astronomers have measured interstellar distance?
speed of light
What are two objects astronomers have used?
Astronomers have used telescopes and charge coupled devices.
What are two activities performed astronomers?
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Who are the two astronomers recognized as the founders of trigonometry?
pide
How long have astronomers been trying to find out what the sun orbits?
For two or three hundred years, astronomers have had a fair idea the the Sun is not the center of the Universe.
Is there any other astronomers that are also scientists?
All astronomers are scientists.All astronomers are scientists.All astronomers are scientists.All astronomers are scientists.
What does NO WAYS IT WAYS represent?
No ---two ways AROUND it No two ways about it
What are two methods that astronomers use to obtain stellar radii?
not enough info
