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Author Question: We are not yet capable of detecting life on planets around other stars. But as our technology ... (Read 205 times)

EY67

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on: Jul 27, 2018
We are not yet capable of detecting life on planets around other stars. But as our technology develops, our first real chance of detecting such life will probably come from ________.
 
  A) determining the orbital properties of the planets
  B) examining high-resolution images of the planets made by orbiting telescopes
  C) examining spectral lines from the atmospheres of distant planets
  D) sending spacecraft to study the planets up close

Question 2

What do we mean by a geocentric model of the universe?
 
  A) a model of the Milky Way Galaxy that has our solar system located at its center
  B) a model designed to explain what we see in the sky while having the Earth orbit the Sun
  C) the name given to sphere-shaped models that show all the constellations as they appear in our sky on the celestial sphere
  D) a model designed to explain what we see in the sky while having the Earth located in the center of the universe


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wtf444

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

D


EY67

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Reply #2 on: Jul 27, 2018
TY


wtf444

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Reply #3 on: Jul 27, 2018
You're welcome


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