Answer is C, just took the test. :)
<span>the spiral arms of the milky way was made of: D. younger stars and gaseous nebulae
The spiral arms of the mily way was organized into four spiral arms, and since it was made of younger stars and gaseous nebulae, Spiral arms typically contain a higher density of interstellar gas and dust than the Galactic average as well as a greater concentration of star formation</span>
Answer:The inner core, on average, rotates eastward. At the speeds it travels, it might, on average, complete a revolution every 750 to 1,440 years.
Answer:
Do you know the answer because I need it please
Explanation:
Answer:
The essential element of geography called physical systems focuses on the study of the Earth’s natural environments and the systems that shape them.
<em>Physical geography studies the layers of the Earth and the connection between them. For example, the interaction between the anthroposphere and the biosphere - the way in which the protection of natural environments is achieved, but in which tourist routes, tourist activities are also integrated.</em>