The diagram here shows a 1-kg aluminum sphere and a 3-kg copper sphere of equal radius located 20 meters above the ground.

which sphere has the greatest potential energy?

the aluminum

the copper

they are the same

not enough information

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?