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Author Question: Geophysicists today generally attribute the existence of the Earth's magnetic field to which of the ... (Read 20 times)

tth

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on: Jul 28, 2018
Geophysicists today generally attribute the existence of the Earth's magnetic field to which of the following?
 a. solar flares
  c. currents within the liquid interior
  b. iron ore deposits in the crust
  d. nickel-iron deposits in the crust

Question 2

Halving the mass of the bob on a simple pendulum will cause a change in the frequency of the pendulum swing by what factor?
 a. 4.0
  c. 1.0
  b. 2.0
  d. 0.50


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chjcharjto14

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

C


tth

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

sultana.d

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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