Which of the following best summarizes the status of World War II technologies today? They have improved slightly and are occasionally used today.
They have continued to improve and are still used today.
They are no longer used but are remembered for their role during the war.
They are no longer used but can be found in a World War II museum.

The u.s. constitution outlawed slavery. true false

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

What was one major cause of worldwide conflict during the first decade of the 21st century?