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

Author Question: Archean rocks in South Africa have yielded more than 50 of the world's ____ since 1886. A)lead ... (Read 84 times)

dalyningkenk

  • Hero Member
  • *****
  • Posts: 598
on: Jul 13, 2018
Archean rocks in South Africa have yielded more than 50 of the world's ____ since 1886.
 A)lead
 B)copper
 C)gold
 D)zinc
 E)iron

Question 2

Arsenic contamination in groundwater stems from human activities.
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

anyusername12131

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 13, 2018
Answer to Question 1

C

Answer to Question 2

False


dalyningkenk

  • Member
  • Posts: 598
Reply 2 on: Jul 13, 2018
Great answer, keep it coming :)

adammoses97

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Distribution of the Ceboidea, or New World monkeys. Distribution of the Ceboidea, or New World monkeys.
Endocasts from South African australopithecines. Endocasts from South African australopithecines.
Like most world-changing inventions, the printing press of fifteenth-century Europe took advantage o Like most world-changing inventions, the printing press of fifteenth-century Europe took advantage o
Sub-Saharan Africa Sub-Saharan Africa
Actions of glucagon in liver that lead to a rise in blood glucose Actions of glucagon in liver that lead to a rise in blood glucose
Video: Types of energy transfer reactions: oxidation-reduction reactions and ATP generation reactions

For a complete list of videos, visit our video library