Which of the following best illustrates an achievement of classical indian science?

a. an astronomer demonstrates that earth moves in relation to the sun.
b. a citizen of the united states elects representatives to make decisions.
c. a teacher demonstrates that gravity acts on all objects equally.
d. a daoist priest teaches a class on stress and relaxation at a local college.

Do you think reagan administration officials were justified in violating congressional laws in the iran-contra incident?

In their competition for power nations raced to

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