How can engineers prevent the transfer of thermal energy?

 One way engineers reduce the amount of energy required to heat or cool a building is by using good insulation. Insulation is a material or substance that is used to prevent the transfer of heat, electricity or sound. In a building, insulation is placed in the walls and roof.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.