Astronomy
1st Edition
ISBN: 9781938168284
Author: Andrew Fraknoi; David Morrison; Sidney C. Wolff
Publisher: OpenStax
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 8, Problem 31E
Approximately what percentage of Earth’s radius is represented by the crust?
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Earth's surface area is 5.10x10^8 km^2 .Earth's crust has a thickness (or depth) of 35 km and density 2.8 g/cm^3 for earth's crust.
a) Calculate the volume of earth's crust in km^3
b) Express your answer from part (a) in cm^3
c) Calculate the mass of the crust tons (t) : 1 ton=1000kg
d) Silicon's concentration in earth's crust is 2.72x105grams/ton. Calculate the mass of silicon (in grams) present in earth's crust.
Earth's mass ia 6x10^24 kg and its radius is 6.4x10^6 m.
What is the average mass density of Earth?
The density of the rocks compromising Earth's outermost layer (its "crust") ranges from 2000 to 3500 kg/m ^3.
Based on your answer, what can you conclude about the material deep inside Earth's interior?
Geophysicists today generally attribute the existence of the earth’s magnetic field to…
a.
convection currents within the earth’s outer core liquid interior
b.
the earth's solid iron core
c.
iron ore deposits in the crust
d.
cosmic rays from the sun
Chapter 8 Solutions
Astronomy
Ch. 8 - What is the thickest interior layer of Earth? The...Ch. 8 - What are Earth’s core and mantle made of? Explain...Ch. 8 - Describe the differences among primitive, igneous,...Ch. 8 - Explain briefly how the following phenomena happen...Ch. 8 - What is the source of Earth’s magnetic field?Ch. 8 - Why is the shape of the magnetosphere not...Ch. 8 - Although he did not present a mechanism, what were...Ch. 8 - List the possible interactions between Earth’s...Ch. 8 - List, in order of decreasing altitude, the...Ch. 8 - In which atmospheric layer are almost all...
Ch. 8 - What is, by far, the most abundant component of...Ch. 8 - In which domain of living things do you find...Ch. 8 - Describe three ways in which the presence of life...Ch. 8 - Briefly describe the greenhouse effect.Ch. 8 - How do impacts by comets and asteroids influence...Ch. 8 - Why are there so many impact craters on our...Ch. 8 - Detail some of the anthropogenic changes to...Ch. 8 - If you wanted to live where the chances of a...Ch. 8 - Which type of object would likely cause more...Ch. 8 - If all life were destroyed on Earth by a large...Ch. 8 - Why is a decrease in Earth’s ozone harmful to...Ch. 8 - Why are we concerned about the increases in CO2...Ch. 8 - Do you think scientists should make plans to...Ch. 8 - Europe and North America are moving apart by about...Ch. 8 - Over the entire Earth, there are 60,000 km of...Ch. 8 - With the information from Exercise 8.25, you can...Ch. 8 - What is the volume of new oceanic basalt added to...Ch. 8 - Suppose a major impact that produces a mass...Ch. 8 - How do the risks of dying from the impact of an...Ch. 8 - What fraction of Earth’s volume is taken up by the...Ch. 8 - Approximately what percentage of Earth’s radius is...Ch. 8 - What is the drift rate of the Pacific plate over...Ch. 8 - What is the percent increase of atmospheric CO2 in...Ch. 8 - Estimate the mass of the object that formed Meteor...
Additional Science Textbook Solutions
Find more solutions based on key concepts
How does the change in kinetic energy of the ball in motion 1 compare to the change in kinetic energy of the ba...
Tutorials in Introductory Physics
Calculate the force of gravity between Earth mass=6.01024kg and the Moon mass=7.41022kg. The average Earth-Moon...
Conceptual Integrated Science
(a) What is the resonant frequency of an RLC series circuit with R=20 , L=2.0mH , and C=4.0F (b) What is the im...
University Physics Volume 2
31. (a) If you supply 1850 J of heat to 2.25 moles of an ideal diatomic gas initially at 10.0°C in a perfectly ...
College Physics (10th Edition)
Choose the best answer to each of the following. Explain your reasoning. About how old is the solar system? (a)...
The Cosmic Perspective Fundamentals (2nd Edition)
48. A copper block is removed from a 300°C oven and dropped into 1.00 kg of water at 20.0°C. The water quickly ...
College Physics: A Strategic Approach (3rd Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Name the four major regions of the Earth, from outermost to innermost.arrow_forwardThe thin outer layer of Earth, called the crust, contains only 0.50 percent of Earth’s total mass andyet is the source of almost all the elements (the atmosphere provides elements such as oxygen, nitrogen, and a few other gases). Silicon (Si) is thesecond most abundant element in Earth’s crust(27.2 percent by mass). Calculate the mass of silicon in kilograms in Earth’s crust. (The massof Earth is 5.9 x 1021 tons. (1 ton = 2000 lb;1 lb = 453.6 g.)arrow_forwardWhat is the outermost layer of the eartharrow_forward
- What percentage of Earth's volume is the metallic core? Note: The volume of a sphere is 4 3 πr3. Assume the Earth has a radius of 6.38 103 km, and the core has a radius of 3.51 103 km. ........%arrow_forwardWhat is the center of the earth?arrow_forwardWhat is the size and the shape of the earth?arrow_forward
- Earth's surface area is 5.10x10^8 km^2 .Earth's crust has a thickness (or depth) of 35 km and density 2.8 g/cm^3 for earth's crust. d) Silicon's concentration in earth's crust is 2.72x105grams/ton. Calculate the mass of silicon (in grams) present in earth's crust.arrow_forwardWhat fraction of Earth’s volume is taken up by the core?arrow_forwardWhat are the four regions of the Earths interior?arrow_forward
- On the Richter scale, a magnitude 7.0 earthquake is how many times more powerful than a magnitude 6.0 earthquake? (21.5) (a) 1 (b) 25 (c) 31 (d) 100arrow_forwardThe Moho boundary separates which two layers of Earths interior? (21.1) (a) oceanic and continental crust (b) upper and lower mantle (c) inner and outer core (d) crust and lithospherearrow_forwardDescribe three forms of erosion that cause slow evolution of Earths surface.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- AstronomyPhysicsISBN:9781938168284Author:Andrew Fraknoi; David Morrison; Sidney C. WolffPublisher:OpenStaxAn Introduction to Physical SciencePhysicsISBN:9781305079137Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar TorresPublisher:Cengage Learning
- Foundations of Astronomy (MindTap Course List)PhysicsISBN:9781337399920Author:Michael A. Seeds, Dana BackmanPublisher:Cengage Learning
Astronomy
Physics
ISBN:9781938168284
Author:Andrew Fraknoi; David Morrison; Sidney C. Wolff
Publisher:OpenStax
An Introduction to Physical Science
Physics
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:Cengage Learning
Foundations of Astronomy (MindTap Course List)
Physics
ISBN:9781337399920
Author:Michael A. Seeds, Dana Backman
Publisher:Cengage Learning
General Relativity: The Curvature of Spacetime; Author: Professor Dave Explains;https://www.youtube.com/watch?v=R7V3koyL7Mc;License: Standard YouTube License, CC-BY