Because it is important to know the composition of the object
Density is the ratio of the mass of a sample to the volume occupied by that mass, and expresses how much mass there is per unit volume of a given portion of matter. Density is a physical property of extreme importance in the characterization, identification and use of substances or materials.
Answer:
They will increase
Explanation:
When the demand is high, and supply is high the prices will decrease. When supply is low, and demand is high the prices will increase. This is because if you have low supply on something, and a lot of people want your product, but you do not have enough for everyone, you will increase your price to make a greater profit. This way you can buy more supply, which will meet your demand.
The Constitution mandates that Congress convene at noon on January 3, unless the preceding Congress by law designated a different day. P.L. 113-201 set January 6, 2015, as the convening date of the 114th Congress.