Podcast
Questions and Answers
What is the composition of the Earth's crust?
What is the composition of the Earth's crust?
Which part of the Earth's system is described as a thin layer where life exists?
Which part of the Earth's system is described as a thin layer where life exists?
What causes alterations in seismic waves as they travel through the Earth's interior?
What causes alterations in seismic waves as they travel through the Earth's interior?
Which layer of the Earth is described as a mixture of gases that makes up the air we breathe?
Which layer of the Earth is described as a mixture of gases that makes up the air we breathe?
Signup and view all the answers
What are seismic waves used for by scientists to learn about the Earth's interior?
What are seismic waves used for by scientists to learn about the Earth's interior?
Signup and view all the answers
What is the approximate thickness of the Earth's crust beneath the continents?
What is the approximate thickness of the Earth's crust beneath the continents?
Signup and view all the answers
Which part of the Earth's system is described as containing rock, soils, and sediments in the surface and interior of the Earth?
Which part of the Earth's system is described as containing rock, soils, and sediments in the surface and interior of the Earth?
Signup and view all the answers
What percentage of Earth's mass does the crust make up?
What percentage of Earth's mass does the crust make up?
Signup and view all the answers
What is the main cause of alterations in seismic waves as they travel through the Earth's interior?
What is the main cause of alterations in seismic waves as they travel through the Earth's interior?
Signup and view all the answers
