Answer:
The galaxy is moving closer to us
Explanation:
When there is a decrease in the wavelength of light which is being observed then it means that the object and observer are getting closer to each other.
When there is an increase in the wavelength of light which is being observed then it means that the object and observer are getting farther apart.
This phenomenon is called the Doppler effect.
Orange has shorter wavelength than red so the wavelength is getting shorter.
Hence, the galaxy is moving closer to us.
Answer:
Animals that burrow underground, such as moles, gophers or even ants, can also cause physical weathering by loosening and breaking apart rocks.
Explanation:
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Americans wanted to make George Washington president because he was a war hero, and they wanted to have someone trustworthy as president. George Washington helped win the war, and that proved that he was trustworthy.
Answer:
Unusual floods struck throughout the basin during winter 2015–16, and more swamped parts of Illinois, Arkansas and Missouri after torrential rains in 2017. Snowmelt swells the Mississippi every spring, but the river reached flood stage in Memphis a month earlier than usual in 2018 due to heavy February rain
Explanation:
