1500m race runner starts the race with a velocity X and after 10s she covered a distance of 120m. She then triple her velocity for the next 5s. She again reduced her velocity to Y which took her 3s to complete the race. calculate :i)the value of X and Y
ii)The average velocity and total time

15.3 cos 65 degrees trig

graphing motion: mastery test

209be

what is the instantaneous acceleration of

the particle at point b?

0 meters/second?

10 meters/second?

12 meters/second?

velocity imetersisecond

15 meters/second?

20

time (seconds)

answer: 0 meters/second^2

d) physical means can be used to separate the components of air.