Biology Forums - Study Force

The center of our galaxy is located in the direction of the constellation of Orion.
 
  Indicate whether the statement is true or false

Question 2

The central regions of Earth's core are solid because
 
  a. the composition at the center of the core is lower in iron.
  b. the pressure at the center raises the melting point.
  c. the magnetic field cannot penetrate into the center of the core.
  d. convection does not extend all the way to the center of the core.
  e. Earth initially formed from solid particles in the solar nebula.

Question 3

Globular clusters are primarily found in the ____________________ component of the Galaxy.
 
  Fill in the blank(s) with correct word

Question 4

In contrast to the outer solid mantle, parts of the central regions of Earth's interior are thought to be fluid because
 
  a. P seismic waves cannot make it through those regions
  b. S seismic waves cannot make it through those regions
  c. both P and S seismic waves cannot make it through those regions
  d. both P and S seismic waves easily make it through those regions

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