Answer:
No
Explanation:
The word "always" implied that the states should obey the federal government under any circumstances.
Most of the times, yes. I think it is important for the states to obey the federal government in order to maintain law and order in the country.
But, there's a chance that the federal government might impose a legislations that's violates the constitutions or human rights. At that point, the states need to be able to raise as the opposition from the central government.
*Abraham Lincoln
(This was because the Republic Party did not exist in Louisiana)
"b. An atom is solid material" would be an example of something that is now considered scientifically inaccurate, since we now know that the atom is actually mostly open space.