Measuring Speed
- Measure distance from top to bottom: D =
_______ m
- Time with stopwatch as rider rolls down the
hill. Record trials in table.
- Average speed equals distance divided by
time: Speed1 = D / t1
- Record times for several trials to practice
accuracy.
Trial
#
|
Time1
|
Speed1
|
Time2
|
Speed2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
- Measure distance between flags: d = _______
m
- Time with stopwatch as rider rolls down the
hill. Record trials in table.
- Speed equals distance divided by time:
Speed2 = d / t2
- Record times for several trials to practice
accuracy.