Midterm for Earth System

Front

What is the thinnest layer of the Earth?

Back

Crust

Front

Which instrument did Galileo use to observe celestial bodies?

Back

Telescope

Front

What is the largest entity in the universe?

Back

Universe

Front

Define the term 'Universe'.

Back

Space and all the matter and energy in it.

Front

What is the Ring of Fire?

Back

An area where a large number of earthquakes and volcanic eruptions occur.

Front

What can be inferred about the Ring of Fire?

Back

The edges of the tectonic plates are moving in this area.

Front

What is the Earth's outermost layer called?

Back

Crust

Front

What is the layer beneath the Earth's crust?

Back

Mantle

Front

What is the core of the Earth primarily made of?

Back

Iron and nickel.

Front

What is a tectonic plate?

Back

A massive slab of solid rock that makes up the Earth's lithosphere.