Questions

No. Boiling water is not a chemical change. Because in this process it doesn't loss its properties. It just changes its state i.e, from liquid state to gaseous.

Hence, Boiling water is a Physiacl change and not a chemical change.

The term 'degrees of newness' is associated with degree of design change. How much the design changes that much newness comes in it.

GDP tends to overstate economic well-being because it takes into account social costs related to the consumption of products with adverse health effects

Thyroxin or Thyroxine is the thyroid hormone that regulates carbohydrate metabolism in the human body.

The P atom needs five orbitals to form the five P-Cl bonds. It has a 3s and three 3p orbitals, so it must use one of its 3d orbitals to form the fifth bond. These orbitals are hybridized to form five sp3d orbitals that just happen to point in the right directions to form a trigonal bipyramid.

Judicial branch is one among the three branches of the government. 

Supreme court, the magistrate (local) and municipal (city) courts are there in the judicial branch.

The Judicial branch interprets the laws.