I think it would be true because on the other hand, physical properties are obs. when nothing changes.
Answer: Federalism is a type of government in which the power is divided between the national government and other governmental units . It contrasts with a unitary government, in which a central authority holds the power, and a confederation, in which states for example are clearly dominant .
Explanation:
The answer is 1, 3, 4 and maybe 2 but I'm not sure.
Answer:
Los alótropos son diferentes formas estructurales del mismo elemento y pueden exhibir propiedades físicas y comportamientos químicos bastante diferentes. El cambio entre formas alotrópicas es provocado por las mismas fuerzas que afectan a otras estructuras, es decir, presión, luz y temperatura.
Answer:
I can work on it and present in a essay format. is this a class assignment?