« previous next »

Author Question: What evidence do scientists use to estimate the density and composition of the core? What will be an ... (Read 53 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
on: Jul 15, 2018
What evidence do scientists use to estimate the density and composition of the core? What will be an ideal response?

Question 2

Why are the paths of seismic waves curved? What will be an ideal response?


KKcool

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 15, 2018
Answer to Question 1

The composition of the core is estimated by studying the composition of meteorites, information from
seismic waves, laboratory experiments, and Earth's density.



Answer to Question 2

Density and elasticity vary with depth, causing the waves to be continually refracted.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

The ozone hole in September, 2003. Even as scientists verified that the rate of ozone depletion was The ozone hole in September, 2003. Even as scientists verified that the rate of ozone depletion was
Evidence-based practice: skin assessment Evidence-based practice: skin assessment
Cell Grown in 15N and 14 N: Graph of Relative DNA Concentration Vs. the Density Cell Grown in 15N and 14 N: Graph of Relative DNA Concentration Vs. the Density
Nucleotide-Base Composition of Various Genomes Nucleotide-Base Composition of Various Genomes
RUSP 34 Core Conditions for Newborn Genetic Screening RUSP 34 Core Conditions for Newborn Genetic Screening
Visible evidence of mosaic tissues in a human female Visible evidence of mosaic tissues in a human female
Video: Factors that affect conduction rates (myelination, axon diameter & temperature)

For a complete list of videos, visit our video library