Image transcription text

Question 6 Not yet answered Marked out of 1.00 '1" Flag question During a mountain?biking tripr
Bill and Barry are discussing the merits of having the springs and shocks used on some mountain bikes.
Bill says the shocks are mostly cosmetic andjust add extra weight that must be carried an... 

Image transcription text

Question 7 A particular rocket consists of stage 1 (m = 4.5000 x 10# kg) and stage 2 (m = 1.20000 x 10'
kg). Initially, the stages Not yet move together at 2.5000 x 10# km/h. answered Marked out of 1.00 v=
2500 0 x 10 km/h Flag question STAGE: 2 STAGE 1 7 = 1.200 00 >< 10 kg m = 4.500 .

Image transcription text

""95"" 3 A 2.10 kg red bowling ball travelling at 1.20 mfs [E] strikes a iolue 2.30 kg bowling ball
travelling at 0.500 mfs [W] head- Not yet on. Immediately after the collision, the red hall has a velocity
of0.100 mjs [E] and the blue ball has a velocity of 0.504 answered mfs [E]. Marked out of - ...

Image transcription text

""35"" 10 A student performs an experiment to investigate the time required to stop a toy van. in
each of four trials, the student Not yet varies the speed and mass of the van. The toy van is brought to
rest by a piston that applies a uniform force that is the "were" same for each trial. Marked ...