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Science-Related Homework Help Astronomy Topic started by: Hank on Mar 19, 2018



Title: The oldest hominid so far discovered dates back to :
Post by: Hank on Mar 19, 2018
The oldest hominid so far discovered dates back to
 
  A) 540 million years ago
  B) 65 million years ago
  C) a few thousand years ago
  D) 6 to 7 million years ago

Question 2

You double your distance from a constant sound source that is radiating equally in all directions. What happens to the intensity of the sound? It reduces to
 
  A) one-half its original value.
  B) one-fourth its original value.
  C) one-sixteenth its original value.
  D) one-eighth its original value.
  E) 1/ of its original value.

Question 3

The range of distances that has remained habitable for the entire duration of the Sun's lifetime is referred to as the
 
  A) continuously habitable zone
  B) habitable zone of consistency
  C) zone of water stability
  D) permanently habitable zone

Question 4

State Kirchhoff's junction theorem.
 
  What will be an ideal response?

Question 5

Do like magnetic poles repel or attract?
 
  What will be an ideal response?


Title: The oldest hominid so far discovered dates back to :
Post by: ajx47 on Mar 19, 2018
Content hidden


Title: The oldest hominid so far discovered dates back to :
Post by: Hank on Mar 19, 2018
Thanks ... 100% Correct  :thumbsup:


Title: The oldest hominid so far discovered dates back to :
Post by: ajx47 on Mar 19, 2018
You're very welcome