« previous next »

Author Question: Dendrochronology is the study of ____. a. oxygen-isotope ratios of corals b. annual growth rings ... (Read 85 times)

javeds

  • Hero Member
  • *****
  • Posts: 570
on: Jul 13, 2018
Dendrochronology is the study of ____.
   a. oxygen-isotope ratios of corals
   b. annual growth rings of trees
   c. deuterium ratios in ice cores
   d. lake-bottom sediment and soil deposits
   e. pollen in deep ice caves

Question 2

Generally, the ____ the air when the snow fell, the richer the concentration of oxygen-16 in an ice core.
   a. wetter
   b. warmer
   c. colder
   d. drier
   e. denser


guyanai

  • Sr. Member
  • ****
  • Posts: 349
Reply #1 on: Jul 13, 2018
Answer to Question 1

ANSWER: b

Answer to Question 2

ANSWER: c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Neptune’s Rings Neptune’s Rings
How Oxygen-16 Becomes More Concentrated in Glacial Ice How Oxygen-16 Becomes More Concentrated in Glacial Ice
The waveform of a good oxygen sensor as displayed on a digital storage oscilloscope (DSO). Note ... The waveform of a good oxygen sensor as displayed on a digital storage oscilloscope (DSO). Note ...
The Prison Study The Prison Study
Harvard Alumni Study show who are more physically active in middle adulthood Harvard Alumni Study show who are more physically active in middle adulthood
Soybean plants in nitrogen-poor soil show how root nodules affect growth. Only the darker green plan Soybean plants in nitrogen-poor soil show how root nodules affect growth. Only the darker green plan
Video: What are Strong & Weak Acids and How they're different?

For a complete list of videos, visit our video library