Answer:
The Chinese Exclusion Act was a United States federal law signed by President Chester A. Arthur on May 6, 1882, prohibiting all immigration of Chinese laborers.
Answer:
Copper is obtained from chalcopyrite and aluminum is obtained from bauxite.
The two properties of copper and bauxite are,
1,They are good conductors of heat and electricity.
2,They are ductile and malleable.
Answer:
The social science that are in these pictures is anthropology.
In the pictures I can see that the bones have been there for a long period of time . Also, the bones can be anywhere or even very close to each other. There are whole where the bones might be meaning there can be where there cemetery were until they had all die.
Billboards, lawn signs, pretty much advitersiment