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

Author Question: The continental crust has an average age of ________ and a maximum age of ________. A) 1.2 ... (Read 36 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Jul 16, 2018
The continental crust has an average age of ________ and a maximum age of ________.
 
  A) 1.2 billion; 3.9 billion
  B) 1.6 billion; 4.0 billion
  C) 1.8 billion; 3.2 billion
  D) 2.2 billion; 4.4 billion

Question 2

Using Figure 9.9 in your textbook, choose the option that sequences the elements according to what scientists think are the least abundant elements in the mantle to the most abundant elements in the mantle.
 
  A) Pd, Au, Ge, Mn
  B) V, P, Mo, Ru
  C) Cr, Fe, Ag, Os
  D) As, Pt, W, Ga


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akemokai

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A


corkyiscool3328

  • Member
  • Posts: 539
Reply 2 on: Jul 16, 2018
Wow, this really help

kusterl

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Although average brain size increases gradually though time in H. erectus, individuals with small br Although average brain size increases gradually though time in H. erectus, individuals with small br
Functional MRI Scans These scans of human brains show localized average increases in neural activity Functional MRI Scans These scans of human brains show localized average increases in neural activity
Common skin signs are often evidence of an illness or disorder. A crust is a dry, serous or ... Common skin signs are often evidence of an illness or disorder. A crust is a dry, serous or ...
Average Hourly Earnings of U.S. Workers in Current and Constant Dollars Average Hourly Earnings of U.S. Workers in Current and Constant Dollars
On average, students in Roman Catholic schools score higher on national tests than students in ... On average, students in Roman Catholic schools score higher on national tests than students in ...
Average Global Temperatures Average Global Temperatures
Video: Type of Transport - Active and Passive Processes

For a complete list of videos, visit our video library