<em>After World War II, many people moved from the cities to _____.
</em>
suburbs
The coolest layer is the crust. The crust is on the surface of the earth (where we are) . Inner Core
Explanation:
There are 8 known planets within the solar system that orbits the sun with other planetary matter.
Inner planets are also known as the terrestrial planets. They are rocky balls of mass found very close to the sun.
These planets are: Mercury, Venus, Earth and Mars
The outer planets are the extraterrestrial planets. They are gas giants and are full of gaseous matter. They have huge volume compared to the inner planets.
These planets are: Jupiter, Saturn, Uranus and Neptune
