To estimate the central temperature of the Sun, scientists A) ...

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To estimate the central temperature of the Sun, scientists
 
  A) send probes to measure the temperature.
  B) use hot gas to create a small Sun in a laboratory.
  C) monitor changes in Earth's atmosphere.
  D) use computer models to predict interior conditions.

Question 2

What is the source of Jupiter's intense magnetic field?
 
  A) Charged particles trapped in Jupiter's solid iron core similar to Earth
  B) Liquid metallic hydrogen swirling in the rapidly spinning mantle
  C) The ionized sulfur ejected into a torus around Jupiter by Io
  D) The auroral displays in the polar regions, just like with the Earth
  E) A liquid iron and nickel outer core, just like the Earth's magnetic field

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Answer to Question 1

D

Answer to Question 2

B