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Author Question: According to our theory of solar system formation, what are asteroids and comets? A) the ... (Read 63 times)

CQXA

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on: Jul 27, 2018
According to our theory of solar system formation, what are asteroids and comets?
 
  A) the shattered remains of collisions between planets
  B) chunks of rock or ice that condensed after the planets and moons finished forming
  C) chunks of rock or ice that were expelled from planets by volcanoes
  D) leftover planetesimals that never accreted into planets

Question 2

Which of the following methods has led to the most discoveries of massive planets orbiting near their parent stars?
 
  A) detecting the starlight reflected off the planet
  B) detecting the infrared light emitted by the planet
  C) detecting the gravitational effect of an orbiting planet by looking for the Doppler shifts in the star's spectrum
  D) detecting the shift of the star's position against the sky due to the planet's gravitational pull
  E) detecting a planet ejected from a binary star system


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Anton

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

D

Answer to Question 2

C


CQXA

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Reply 2 on: Jul 27, 2018
Gracias!

AmberC1996

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Reply 3 on: Yesterday
Excellent

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