B. challenge battery a supplies 500
charges. each charge has 2 j of energy.
battery b supplies 50 charges, each of
which has 4 j of energy. which battery
supplies more total energy? which has a
higher voltage?

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2