Author Question: Imagine you are a geologist looking at a rock column. Which line of evidence would most strongly ... (Read 10 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
Imagine you are a geologist looking at a rock column. Which line of evidence would most strongly indicate that these rocks formed in a desert?
 A)The presence of a dinosaur fossil
 B)Cross-bedded silt and clay
 C)Cross-bedded sand
 D)A rusty orange color
 E)Poorly sorted deposits of gravel, sand, silt and clay

Question 2

Poorly-sorted sediment has ____.
 A)no sharp edges
 B)restricted size range
 C)similar mineral composition throughout
 D)great size variation
 E)little chance of becoming sedimentary rock



ashely1112

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

For a complete list of videos, visit our video library