Answer:
When a system of forces is acting on an object, the difference between the forces is called the Resultant force. For example, a 3N force to the left and 10N force to the right gives a resultant force of 7N to the right.
Step-by-step explanation:
1. 0 2. 130 3. -9.9
C: People who came to California looking for gold in 1849.