science
posted by abu .
A runner completes one full lap around a 400 meter track. What is her
displacement?

science 
drwls
Zero, unless she runs in an outer staggered lane. In that case she does not start at the finish line.

science 
fds
bf

science 
ana ortega
10
Respond to this Question
Similar Questions

physics
A runner training for a race times 400 meter laps. Lap 1 60sec, Lap 2 57sec, Lap 3 55sec, Lap 4 53sec. What is the average velocity in meters per second? 
science
a runner training for a race times her 400 meter laps around a track. her times are lap 1 60 seconds, lap 2 57 seconds, lap 3 55 seconds and lap 4 53 seconds. what is her avaerage velocity in meters per second (m/s)? 
physics
A runner covers one lap of a circular track 40.0 m in diameter in 62.5 s. Suppose initially the runner starts by going in the north direction. Assume the speed is constant for the first halflap and then constant for the 2nd halflap. … 
Physics
A running track consists of two straight 88.5m segments and two semicircles of radius 39.0m The distance a runner travels in one complete lap I calculated to be 422 m. How do you find the displacement in x.y of a runner who covers … 
physical science
On the question...a runner completes exactly 2 laps around a 400 meter track...what is the distance and what is the displacement? 
physics
One of the standard tracks used in athletic events is a 400m loop. This track consists of two straight sections joined by semicircular sections and one lap of the track in the inside lane is exactly 400 m. (a) What is the displacement … 
physic
Suppose a runner completes one lap around a 400m track in a time of 50 s. Calculate the average speed of the runner. please explain process 
phyics
Suppose a runner completes one lap around a 400m track in a time of 50 s. Calculate the average velocity of the runner. Express your answer in meters per second to the nearest integer. 
Physics
Consider a circular track with a radius of 200 meters. A runner starts on the east side and runs around the track to a point diametrically opposite her starting point. What is the magnitude of her displacement? 
Science
A runner compels one lap around a 300m oval track, returning to her staring position. What distance does she cover, and what was her displacement?