The Study of Ancient Magnetic Fields Is Called ____

Q9: The force of gravity between two objects

Q10: The Moho separates the crust from the

Q11: One widely accepted hypothesis is that the

Q12: A gravity meter can be used to

Q13: Geologists think that the asthenosphere is molten.

Q15: The presence of an S-wave shadow zone

Q16: The _ is the transition zone at

Q17: High _ is usually an indication of

Q18: The rock record for tens of millions

Q19: The boundary that separates the crust from