Arocket's acceleration is 6.0 m/s2. assuming it starts at 0 m/s, how long will it take for the rocket to reach a velocity of 42 m/s?
250 s
0.14s
7.0 s
290 s

answer; /// i believe that the correct answer is (c)

graph slopes whilst gas cools, then it is flat whilst conensation to liquid happens, the coolong liquid then graphs as a slope when it solidifies graph is flat

latent heat

answer///terminator or twilight zone;