Asmall plastic building brick (like a lego piece) and a ceramic piggy bank filled with coins are displayed on the same shelf. which has more potential energy? why?

the answer would be c. motion and direction

i hope this : )

i think they are all correct

explanation:

they seem good

the minimum amperage that the current in this wire would have to have so that its weight is completely supported by the magnetic force due to earth's field, assuming that no other forces except gravity act on it

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.