From the center outward, the correct order is: A) liquid iron ...

[bobthebuilder]

From the center outward, the correct order is:
 
  A) liquid iron inner core, solid nickel outer core, rocky mantle, silicate crust.
  B) solid metallic inner core, molten metal outer core, silicate mantle and crust.
  C) solid metal core, molten metal hydrosphere, rocky lithosphere, gases in atmosphere.
  D) solid rock core, liquid metal mantle, solid rock crust.
  E) molten metal hydrosphere, molten rock lithosphere, solid silicate crust.

Question 2

How long is the precession cycle?
 
  A) 1 day
  B) 29.5 days
  C) 365.24 days
  D) 18 years, 11.3 days
  E) 26,000 years

[T4T]

Answer to Question 1

B

Answer to Question 2

E

[bobthebuilder]

Thank you!

[T4T]

Always glad to help...