Chapter 2 - Earth's Structure

The brittle, rocky outermost layer of the Earth is the _?_.

These landforms have a LOW relief and a LOW elevation.

The _?_ is the thick middle layer in the solid part of the Earth.

_?_ is the amount of mass in a material per unit volume.

This type of landform can form from sediments deposited by water or wind.

The Earth system made mainly of surface water is called the

Nitrogen makes up _?_ percentage of the Earth’s atmosphere.

The _?_ Mountains, in the eastern United States, began forming about 480 million years ago.

The formula for density is

The density of a rock is 5 grams. Knowing what you know about density, is this True or False?

_?_ and pressure increase with depth in the geosphere.

The outer core of the Earth is made up of

_?_ is the force that every object exerts on all other objects because of their masses.

Which is part of the atmosphere?

The core of the Earth is metal, mostly _?_ with a small amount of nickel and other elements.

The deepest well ever drilled is on the Kola Peninsula in _?_.

The force of gravity between two objects depends on the object’s

The features (landforms) that cover most of the Earth's surface are _?_.

_?_ Plateau are called the "roof of the world" and are the highest plateau in the world.

_?_ is the term that scientists use to describe differences in elevation.

The _?_ is the Earth’s entire solid body.

The _?_ is the dense metallic center of the Earth.

Landforms with high relief and high elevation

These are topographic features formed by processes that shape the Earth's surface.

The rigid outermost layer of the Earth, includes the uppermost mantle and crust is _?_.

Many factors such as _?_ and uplift of the Earth's surface can create and affect landforms.

The formula for density is

Gravity is the force that every object exerts on all other objects because of their _?_.

These are landforms that are areas with low relief and high elevation. They are flat and high.

A cloud of gas and dust found in space and from which our solar system developed is called

Scientists use the term _?_ to describe the shape of a geographic area.

This covers more than 70 percent of the Earth's surface.

The _?_ is the Earth’s entire solid body.

Scientists use the term __?__ to describe the rocks that are soft enough to flow.

Earth’s magnetic field protects the Earth from _?_ and charged particles coming from the Sun.

The _?_ is the partially melted portion of the mantle below the lithosphere.

The Earth formed about _?_ years ago, along with the Sun and the rest of the solar system.

The deepest mine is a gold mine in _?_ and is more than 3km (1.86 miles) deep.

The longest mountain ranges on Earth are in the centers of _?_.

Scientists have learned that the Earth’s outer core is _?_.

Objects that are farther apart have _?_ gravitational force than objects closer together.

The _?_ is the outer part of the Earth’s magnetic field that interacts with charged particles.

Scientists use the term _?_ to describe the height above sea level of a particular feature.