EGY 110 · Energy EngineeringSession 2 · Hour 1 · An arrow, or a pileInstructor cue 뉴턴을 킬로그램에 더하지 마라.90 minNow Open · 5 min left · next Demo한ENScriptBodyClearHour 1An arrow, or a pileHour 2Size and a wayHour 3Size onlyHour 4Tip to tailThis browser cannot play the film.CheckForce is an arrow. Mass is a pile. Name vector, scalar, and tip-to-tail.