Answer:
none
Explanation:
Newton's first law says an object in motion will stay in motion at the same speed and direction unless acted upon by some force.
No force is necessary for the object to keep its speed and direction on a frictionless surface.
1. Energy Conversion
2. Light Energy
3. Mechanical Energy
4. Kinetic Energy
5. Potential Energy
6. Sound Energy
7. Electrical Energy
8. Chemical Energy
9. Thermal Energy
10. Nuclear energy
Hope that helps u!
:)
