Suppose a current flows through a copper wire. Which TWO things occur? O A. An electric field forms around the wire.
B. The field is parallel to the direction of flow of the current.
C. The field is perpendicular to the direction of flow of the current.
D. A magnetic field forms around the wire.

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation 2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!

How many neutrons does plutonium -196 with an atomic number of 78.

As the distance from a magnet increases, what happens to the magnet force?