Author Question: What can we learn from studying a planet's magnetic field? What will be an ideal ... (Read 28 times)

casperchen82 · **on:** Jul 27, 2018

What can we learn from studying a planet's magnetic field?

What will be an ideal response?

Question 2

How much mass does the Sun lose through nuclear fusion per second?

A) 4 tons
B) 4 million tons
C) 600 tons
D) 600 million tons
E) Nothing: mass is conserved.

at · **Reply #1 on:** Jul 27, 2018

Answer to Question 1

Planetary magnetic fields are created in their metallic inner cores. From studying magnetic fields we can learn about the size and fluidity of their cores, which in turn gives clues as to their formation.

Answer to Question 2

B