Answer:
Technician A is right, because the lubrication system in a two-stroke engine requires mixing with the fuel, therefore oil is constantly burned, while a 4-stroke engine has a separate lubrication system.
Technician B is wrong, usually the 2-stroke engines are small and the cooling system is that the cylinder container is constructed with a geometry that allows to increase the area of heat transfer called fins, this allows to release heat quickly .
Answer: kinetic energy
Explanation: Kinetic energy has motion which is a moving object
Answer:


Explanation:
The collision is elastic so we can use the conservation of momentum


Describe the motion in axis x'



Describe the motion in axis y'

