[ His sympathetic half-smile likely will not do much, but he flashes one all the same. It's all rather a lot to have to take in and make use of at one go, getting the proverbial short-end of the stick doesn't make it any easier. That she calls them "machines" generically rather than "vehicle" or "car" or even "mount" is something to note as well.

At least her question is one he feels relatively confident about. ]

Yes, of course.

[ He moves closer to her car, but doesn't enter--it's her space, put upon her though it may be. Kneeling a bit down by the open door, he flattens out his hand to mimic the angle of the pedal itself and moves it back and forth as he explains. ]

The one on the right? You doubtlessly have noticed the amount of pressure you apply will accelerate your vehicle, but you do not actually have to keep your foot pressing down on it to keep your car in motion. Just a bit will do. And you can apply more as need be should the terrain change, or ease off when going downhill. 'Tis actually surprising how little is needed. The engine takes care of the hard work.