1.2 · MotionLesson 1 of 15Free preview
Speed
Speed is the distance travelled each second: Sara runs 100 m in 12.5 s, so 8.0 m every second.
1.2 · MotionLesson 1 of 15Free preview
Speed is the distance travelled each second: Sara runs 100 m in 12.5 s, so 8.0 m every second.