Sometimes people don't want to continue in something they aren't good at because they either don't like to work for it or they don't like having something they can't do. They want to excel in every aspect of their life. But some people, like me, just realize that they are not good and don't necessarily see it taking them anywhere, so they don't try. You understand?
In a four-stroke internal combustion engine, the gas vapor/air mixture is pressurized during the compression stroke. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.