Plz help! It is really necessary!!

What is work? how much work is done to move an object 0 meters?

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

Figure 9 on page 362 shows various motions of balls. the curved path followed by the yellow ball in b in picture b is result of a) inertia b) centripetal motion c) gravity and horizontal velocity d) linear motion