This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Radiometric dating is based on A) decay of uranium-238 to lead-206. B) sequence of rocks and the ... (Read 73 times)

bobbie

  • Hero Member
  • *****
  • Posts: 592
on: Jul 29, 2018
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
Reply #1 on: Jul 29, 2018
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
Thanks for the timely response, appreciate it

at

  • Member
  • Posts: 359
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Menstrual cycle summary based on a 28-day (average) menstrual cycle. Menstrual cycle summary based on a 28-day (average) menstrual cycle.
The sequence and postulated structure of glycophorin A The sequence and postulated structure of glycophorin A
Infant and Toddler Development and Responsive Program Planning: A Relationship-Based Approach Infant and Toddler Development and Responsive Program Planning: A Relationship-Based Approach
Rocks are Aggregates of Minerals Rocks are Aggregates of Minerals
Americium-243 has a decay constant of 9.39 × 10-5 years-1. How long will it take Americium-243 has a decay constant of 9.39 × 10-5 years-1. How long will it take
Opener Alignment comparing DNA sequence for the leptin gene from dogs (top) and humans (bottom) Opener Alignment comparing DNA sequence for the leptin gene from dogs (top) and humans (bottom)
Video: Interview with Person who has Panic Attacks

For a complete list of videos, visit our video library