I am researching these questions 1-) Much of our modeling of Earth’s interior co

Question

I am researching these questions

1-) Much of our modeling of Earth’s interior comes from the study of seismic or earthquake waves. ( true or false)

2-)The lithosphere and asthenosphere are both layers of Earth defined by their composition. ( True of false)

3-) According to the nebular hypothesis, all the of the bodies in the universe evolved from a rotating cloud of gases and dust about 5 billion years ago. ( True or false )

4-)The boundary between Earth’s outer core and the inner core is based on a change from A) Silica-rich composition to iron-rich composition. B) high temperature to low-temperature C) liquid state to solid state D) High density to low density.

5-)Which phrase best expresses the fundamental tenet of the way modern geologist interpret the geologic record. A) Catastrophes happen. B) The present is the key to the past. C) Processes change over time. D) Earth is unimaginably old.

6-) Igneous rocks are produced largely but eh deposition and consolidation of surface materials like sand and mud. ( true or false)

7-) Ice is considered to be a mineral, but water is not. Why is this? A) Ice forms crystals, but water does not. B) Ice is natural, but water is not. C) Ice has a specific chemical formula, but water does not. D) Ice forms landmasses, but water does not.

8-) What is the relationship between the crust, mantle, lithosphere, and asthenosphere? A) the crust consists of the lithosphere and the uppermost asthenosphere. B) the asthenosphere is another term for the mantle. C) the lithosphere is another term for the crust. D) the lithosphere consists of the crust and the uppermost mantle.

9-) Which best describes the time scale over which geological processes occur? A) All occur over millions of years. B) some occur over millions of years, while others occur over the course of decades, years, days, or even minutes. C ) there is no scientific evidence that adequately addresses this question. D) most occur within minutes.

10-) Internally, the Earth consists of spherical shells with different compositions and densities ( True, False)

Explanation / Answer

TRUE. TRUE. FALSE. C) Liquid state to solid state. B) The present is the key to the past. TRUE. C) Ice has a specific chemical formula but water does not. D) The lithosphere consists of the crust and the uppermost mantle. A) All occur over millions of years. TRUE.

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