Earth Science Chapter 4

Our seasons are caused by the earth's _______.

This deflects dangerous radiation particles from the sun.

The relationship to the sun provides proper light and heat for life.

This contains oxygen and shields from meteors

What protects us from harmful radiation particles?

The tilt creates the perfect gravitational strength that we need.

Mars' gravity is responsible for keeping the earth safe from astroids.

The space between the arms of the galaxy are the safest.

The word geology is the study of _____.

Dissolves nutrients and moderates the climate

Protects us from radiation from supernovas and effects of black holes

If the earth's axis was perpendicular to tis orbital plane

The thinnest layer of the earth is the mantle.

The earth's orbit is describe as a

Which a biological natural resource?

Seismic waves are the only way to define the shape of structures deep in the interior of the core.

The area around the sun that is perfect for us to survive is called the habitability zone.

The mantle material is denser than the core material.

Manages the seasonal temperatures

The earth's crust is made up of large divisions knows as ___________.

The earth's crust is

The earth's atmosphere is __________.

A natural resource that has been located but is not being used it is called a

Scientists believe the earth's core is mostly made of

minimizes collisions with asteroids

The Moho is found at the bottom of the mantle.

Many planets have a solar system but not all.