✋Introduction
Measuring speed: practical
In this lesson: I can accurately measure the average speed of a trolley moving down a ramp. A ramp will produce a force that allows a dynamics trolley to roll down it. The average speed of the trolley can be found from distance and time measurements.
Lesson outcome
Waxaan si sax ah u cabbiri karaa xawaaraha celceliska ee gaari (trolley) ku socda jiiq.