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

Author Question: You are studying an outcrop where the base layer is limestone and the layer directly on top of that ... (Read 133 times)

BRWH

  • Hero Member
  • *****
  • Posts: 553
on: Jul 16, 2018
You are studying an outcrop where the base layer is limestone and the layer directly on top of that is sandstone. Near the base of the sandstone are small, weathered pieces of limestone entirely contained within the sandstone.
 
  Explain how these pieces of limestone came to be contained within the sandstone.
  What will be an ideal response?

Question 2

A basalt dike is found in a body of granite. Which is older and why?
 
  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

aburgess

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: The limestone was exposed at the surface for a long time, which weathered the surface of the limestone to create larger pieces of it. When the sandstone was deposited, these pieces were included among the sands.

Answer to Question 2

Answer: The granite is older according to the principle of cross-cutting relationships


BRWH

  • Member
  • Posts: 553
Reply 2 on: Jul 16, 2018
Wow, this really help

triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

W(illiam) E(dward) B(urghardt) Du Bois (1868–1963) spent his lifetime studying relations between ... W(illiam) E(dward) B(urghardt) Du Bois (1868–1963) spent his lifetime studying relations between ...
Direct immunoassays. A labeled antibody binds directly to the antigen. The label on the antibody can ... Direct immunoassays. A labeled antibody binds directly to the antigen. The label on the antibody can ...
A mechanism for peptidyltransferase involving A2451 (E. coli) as a general base A mechanism for peptidyltransferase involving A2451 (E. coli) as a general base
Base Composition of the DNA Template Base Composition of the DNA Template
Deamination of cytosine and adenine, leading to new base pairing and mutation Deamination of cytosine and adenine, leading to new base pairing and mutation
The K–T Boundary Layer The K–T Boundary Layer
Video: Major Elements in Biological Molecules: Carbohydrates

For a complete list of videos, visit our video library