Answer:
13 N
Explanation:
The Net Force of an object should be the difference between the forces applied to the object if the object is not in equilibrium. This object is not in equilibrium so therefore by finding the difference between the forces, you will find your answer. 20 N - 7 N = 13 N.
The acceleration. The units of acceleration in this case are

When we multiply that by time (8 seconds, or 0.0022hrs in this case) our units are then miles per hour.
Answer:
I think your bones, muscles, and joints your welcome :)
Explanation: