Key Questions and Terms Notes
What are two ways scientists learned about the interior of Earth?
What is some direct evidence scientists used to determine that Earth has liquid layers beneath the crust?
How is a seismograph similar to an X-ray?
How do scientists use earthquake waves to determine the composition of layers of the earth?
Briefly describe the characteristics of the four main layers of Earth. Include temperatures.
Crust:
Mantle:
Outer core:
Inner core:
Where are tectonic plates located?
What is the difference between oceanic crust and continental crust?
Briefly describe the three layers of the mantle. Include temperatures.
Lithosphere:
Asthenosphere:
Mesosphere:
What do you notice about the temperatures as you go deeper into the layers of the earth?
Describe the movement of the asthenosphere.
How do convection currents cause tectonic plates to move?
Convection currents cause changes in the Earth’s crust. Describe what would happen in each situation.
Plates move apart:
One plate goes under another:
Plates move together:
How do temperature, pressure, and density impact the core of Earth?
Explain why Earth is not a perfectly round sphere.
Answers: 2
Biology, 22.06.2019 10:00
Dna and rna share a number of similarities,but they also differ in certain aspects of their structure. wich nitrogenous base is found in rna but is not found in dna
Answers: 1
Biology, 22.06.2019 10:10
What is a photon? a. part of a ribosome b. a light particle c. a carbon dioxide molecule d. part of a chloroplast b.a light particle
Answers: 2
Biology, 22.06.2019 10:30
Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.
Answers: 3
Key Questions and Terms Notes
What are two ways scientists learned about the interior of Earth?
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