Answer:
1. The conversation of momentum is when a person or object has momentum and transfers it to another person or object.
Explanation:
2. Like if someone is on a swing and kicks someone in front of him. He stops and the kid in front of him falls over because the momentum was transferred.
A because that is the answer
The magnetic field of the wire will be directed towards west. Using right thumb rule one can get the direction of field lines.
Mater doesn't just appear or disappeared. Chemical elements are still there just the connections and how it combines changes.
So what goes into your chemical eqation must still exist after the change.
3NaOH + FeCl3 → 3NaCl + Fe(OH)3