Answer :
Answer:
I think the second one! So sorry if it's wrong!
Explanation:
Because if it's sitting motionless, then nothing is happening to it.
Answer:
The forces acting on the book are balanced by each other.
Answer:
I think the second one! So sorry if it's wrong!
Explanation:
Because if it's sitting motionless, then nothing is happening to it.
Answer:
The forces acting on the book are balanced by each other.