1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
stealth61 [152]
3 years ago
11

Seismologists inge lehamann studied earthquakes. Which layer of earth did she predict to be solid after observing the motion of

P waves?
Upper mantle
Lower mantle
Outer core
Inner core
Select one answer
Biology
1 answer:
arsen [322]3 years ago
7 0

Inner core  was found to be solid after observing the motion of P waves.

Explanation:

Seismologist Inge Lehmann, studied the seismic waves of an earthquake and discovered about inner core in the mantle layer of Earth. She States that there is a boundary of discontinuity between the outer and inner core of Earth.

She studied the travel of secondary and primary waves during an earthquake and how it flows at different shells of Earth's layer which helped her in finding about the inner core of mantle. She observed that the inner core is a solid layer inside the molten layer of outer core

You might be interested in
Explain why SARS-COV-2 is classed as a pathogen
SpyIntel [72]

Answer:

SARS-CoV-2 is the seventh coronavirus strain known to infect humans and it causes respiratory disease in humans. These viruses infect humans and are currently causing a pandemic in the world.

A pathogen is an infectious organism that causes illness or disease to its host. There are many types of pathogens that infect the body of the host that disrupts the normal physiological process of an organism. SARS CoV2 is also a pathogen as it infects the human body and disrupts its physiology and causes disease.

8 0
3 years ago
Which question can be answered by science
OLEGan [10]

Answer:

It's B - How much water is used to produce one paper bag?

3 0
2 years ago
Water exists on other planets in the solar system.
ELEN [110]
Liquid.

Earth can sustain life because it contains liquid water.
4 0
2 years ago
Read 2 more answers
One reason male peacocks spread their tail feathers is to
Nookie1986 [14]

Answer:

the appearance of the peacock shows he is healthy, and if the peahen mates with him, it is likely that their offspring will also be born healthy. you would want to reproduce with the fittest individuals of your species and guarantee your species will continue to thrive.

Explanation:

7 0
2 years ago
Read 2 more answers
Identify a control group for the analysis shown in Figure 3. Justify analyzing SIRT3 protein level in four different cancer cell
Anuta_ua [19.1K]

Answer:

the control group is NS (normal stomach cells). the different cells can react different ways based on the specific cell because each cell in different people codes for different traits in each person therefore they are likely to react differently. the higher the SIRT3 expression the higher the cytoplasmic ATP levels. the difference is about 1 difference.

Explanation:

3 0
3 years ago
Other questions:
  • What is the temperature of the Sun's middle most layer ?
    5·2 answers
  • Mitosis is a form of _____ reproduction that produces 2 _____ daughter cells.
    8·2 answers
  • The _____ theory suggests that favorable behaviors are passed down from generation to generation.
    15·2 answers
  • Explain how the energy of a marble is transformed as it rolls down a ramp. Give evidence that energy of the marble remains the s
    6·2 answers
  • Which of these statements best describes how living things appeared on Earth? Viruses evolved into plants by spontaneous process
    5·2 answers
  • .DNA is the genetic material that makes up living things, and folic acid plays an important role in the formation of DNA. Jon wa
    10·1 answer
  • Will a lunar eclipse be visible from every place on Earth that is facing the moon? Explain the reasoning behind your answer.
    14·1 answer
  • Which of the following are decomposers
    11·2 answers
  • Which of the following types of models could be used to represent a cel?
    9·1 answer
  • What does tim mean when he says bacteria are the most abundant form of life on earth?.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!