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Author Question: While the orbits of planets are nearly circular, the eccentricities of the orbits of ________ are ... (Read 87 times)

nramada

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on: Jul 27, 2018
While the orbits of planets are nearly circular, the eccentricities of the orbits of ________ are near one.
 
  Fill in the blank(s) with correct word

Question 2

Briefly explain how an impact event 65 million years ago could have caused the extinction of the dinosaurs.
 
  What will be an ideal response?


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kaylee05

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

comets

Answer to Question 2

It could have kicked up enough dust to darken the sky for years, causing a substantial decrease in plant life. This would have disrupted the food chain. As a result, the large, herbivorous dinosaurs would not have found enough plants to eat and the carnivorous dinosaurs would have perished as a result of a substantial decrease in other animals to eat.


nramada

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

jackie

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Reply 3 on: Yesterday
Wow, this really help

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