« previous next »

Author Question: Sources of uncertainty in radioactive dating do not include:a. loss of daughter isotope. b. ... (Read 142 times)

mwit1967

  • Hero Member
  • *****
  • Posts: 501
on: Jul 15, 2018

Sources of uncertainty in radioactive dating do not include:a.
   loss of daughter isotope.
  b. uncertainty in decay constants.
  c. experimental and sample error.
  d. addition of parent isotope.
  e. questions about metamorphism



Question 2

If an isotope has a half-life of 50 million years and an 1/8 of the sample remaining consists of that
  isotope, the age of the rock from which it was taken is:
  a. 400 million years.
  b. 300 million years.
  c. 150 million years.
  d. 800 million years.
  e. none of the above



spencer.martell

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 15, 2018
Answer to Question 1

B

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Point Sources of Pollution Point Sources of Pollution
Marine oil pollution comes from many sources Marine oil pollution comes from many sources
Industrial and transport sources are responsible for a large proportion of global GHG emission Industrial and transport sources are responsible for a large proportion of global GHG emission
Food Sources of Carbohydrates You need to eat at least 130 grams of carbohydrates daily Food Sources of Carbohydrates You need to eat at least 130 grams of carbohydrates daily
Three Pieces of the Long-Term Weight-Loss Puzzle Diet Three Pieces of the Long-Term Weight-Loss Puzzle Diet
Loud Music and Hearing Loss Loud Music and Hearing Loss
Video: What is Cholesterols? Introduction to Lipoproteins

For a complete list of videos, visit our video library