Color and luster are two ways to identify an unknown metal. Other ways include weight and composition.
Answer:
sewage and peak of mountain
Lithosphere is the crust and upper mantle of the earth.
If it's really cold where you are going to build you will have to insulate the house very well and the same goes for if it's really hot.
Answer:
4500 years old
Explanation:
Line up 50 to the graph on the y axis and it gives a x value of 4500
