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Author Question: A lawn based on the principle of xeriscaping A) uses at least twice as much water as necessary. ... (Read 73 times)

Redwolflake15

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on: Jul 16, 2018
A lawn based on the principle of xeriscaping
 
  A) uses at least twice as much water as necessary.
  B) uses species that require no water other than natural precipitation.
  C) gets its water from redirected urban runoff.
  D) includes agricultural crop species.

Question 2

What evidence tells us that Earth has a distinct concentration of high-density material near the center and does not gradually transition from low-density to high-density rock?
 
  What will be an ideal response?


Kdiggy

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Reply #1 on: Jul 16, 2018
Answer to Question 1

B

Answer to Question 2

The wobble of Earth's rotation axis is consistent with a distinct concentration of high-density material near the center.


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