Answers at bottom
26. Sketch a graph of acceleration...
- Starting at a standstill, a student runs leftward across the gym and
back. On the way back, half-way across the gym, the student slows to a
walk and continues at constant speed until returning to their starting
point. At the starting point they stop. The entire trip, from
standstill to stopping, takes 30 seconds.
27-28.
Sketch motion graphs for all of the stages on the right.
- a. motionless on launcher
- b. accelerating upward
- c. coasting upward
- d. at apogee
- e. speeding up coming down
- f. falling but slowing down due to opening parachute
- g. terminal velocity
- h. falling, but slowing down due to contact with ground
Answers:
26.
27-28.
