This topic contains a solution. Click here to go to the answer

Author Question: Radiometric dating is based on A) decay of uranium-238 to lead-206. B) sequence of rocks and the ... (Read 75 times)

bobbie

  • Hero Member
  • *****
  • Posts: 592
Radiometric dating is based on
 
  A) decay of uranium-238 to lead-206.
  B) sequence of rocks and the relative position of one layer to another.
  C) proportions of radioactive isotopes and their decay products.
  D) the half-life of radioactive atoms.

Question 2

What type of igneous formation would agree with the principle of superposition?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jjorrostieta

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

Answer: C

Answer to Question 2

Answer: Lava flows. When volcanoes or fissures erupt, lava flows outward; with each eruption new lava flows on top of older lava flows. Although magma also flows, magma can intrude between existing layers.




bobbie

  • Member
  • Posts: 592
Reply 2 on: Jul 29, 2018
Gracias!


bassamabas

  • Member
  • Posts: 294
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library