« previous next »

Author Question: Due to rock cycle processes, finding old rocks by radioactive methods is difficult. What is the age ... (Read 119 times)

jman1234

  • Hero Member
  • *****
  • Posts: 560
on: Jul 16, 2018
Due to rock cycle processes, finding old rocks by radioactive methods is difficult. What is the age of the oldest single rock found on Earth to date?
 
  A) more than 2 billion years
  B) more than 2.5 billion years
  C) more than 3 billion years
  D) more than 4 billion years

Question 2

Revisions of the absolute ages of the geologic time-scale boundaries exposes flaws inherent to the geologic time-scale.
 
  Indicate whether this statement is true or false.


amandalm

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

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

The life cycle of the genus Pinus The life cycle of the genus Pinus
The life cycle of Plagiorhynchus cylindraceus, an intestinal parasite of birds. The life cycle of Plagiorhynchus cylindraceus, an intestinal parasite of birds.
Conversion of pyruvate to acetyl CoA, the junction between glycolysis and the citric acid cycle. Conversion of pyruvate to acetyl CoA, the junction between glycolysis and the citric acid cycle.
Plant cycle Plant cycle
Cellular Transportation Methods Cellular Transportation Methods
Facilitated Diffusion: Absorption Methods in the Small Intestine Facilitated Diffusion: Absorption Methods in the Small Intestine
Video: Conduction of action potentials

For a complete list of videos, visit our video library