I do not know. But when i was twelve, I ran a 100meter dash in about 12, 13 seconds. Is that good?
faster than me
100/13.17.63358779
It will vary from 60-100 beats/minute depending on your physical condtion and weight.
i dont no
1 meter - 100 cm So it would be 0.14 m
About 16 seconds for a slim semi-fast girl
normal
A time of 15.1 seconds in the 100 meters for a 12 year old is a good time. It is not considered especially fast, but it is likely as fast or faster than average.
He runs the 100 meters in 9.98
If an object is travelling 100 meters in 1400 seconds, then it is travelling (100 / 1400) or about 0.0714 meters per second.
98.63mph
2.5 seconds