Earth Science and Earth as a System

Which of Earth's spheres is the part of Earth where life exists?

What branch of Earth Science studies the universe beyond Earth?

Earth science is the study of:

A change in the atmosphere will have no effect on the other spheres.

Which of Earth's spheres is a mixture of gases that surrounds the planet?

Which of Earth's spheres is mostly solid from the center of the core to the crust surface?

What branch of Earth science studies the Earth's atmosphere including weather and climate?

What branch of Earth science studies the origin, history, and structure of Earth?

What branch of Earth Science studies the ocean?

Which of Earth's spheres is the portion of Earth that is water?

Which of Earth's spheres consists of permanently frozen water.

What are the 4 layers of the Earth from the inside to the outside?