Author Question: Why is older climate data smoother when graphed than the present spikiness? A) Climate was ... (Read 9 times)

Melani1276

  • Hero Member
  • *****
  • Posts: 516
Why is older climate data smoother when graphed than the present spikiness?
 
  A) Climate was unusually steady millions of years ago.
  B) Each data point represents less years in the older data.
  C) Each data point represents more years in the older data.
  D) Both A and C

Question 2

Chemical analyses of calcite composing the fossil microscopic shells of some marine plankton serve as proxy records of:
 
  A) sea level.
  B) ocean temperature.
  C) glacial ice volume.
  D) both B and C.



fffftttt

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

Answer: C

Answer to Question 2

Answer: D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

For a complete list of videos, visit our video library