The weight of an object
is the amount of matter it contains
refers to the acceleration of gravity on an object's mass
is basically the same quantity as its mass, but expressed in different units
is the force with which it is attracted to earth

Place me with this question is my last question

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created

Aheavy boy and a lightweight girl are balanced on a massless seesaw. the boy moves backward, increasing his distance from the pivot point. what happens to the seesaw? it is impossible to predict without knowing additional information. the side the boy is sitting on will tilt downward. the side the girl is sitting on will tilt downward. nothing; the seesaw will remain balanced.