(a) Calculate the distance travelled by the bus in the first 40 s. distance (b) The distance travelled between 40 s and 80 s is 315 m. Calculate the average speed of the bus during the whole 80 s. average speed .m/s (c) Describe the motion of the bus (i) between 40 s and 70 s, (ii) between 70 s and 80 s.
(a) Calculate the distance travelled by the bus in the first 40 s. distance (b) The distance travelled between 40 s and 80 s is 315 m. Calculate the average speed of the bus during the whole 80 s. average speed .m/s (c) Describe the motion of the bus (i) between 40 s and 70 s, (ii) between 70 s and 80 s.
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Transcribed Image Text:(a) Calculate the distance travelled by the bus in the first 40 s.
distance =
.m
(b) The distance travelled between 40 s and 80 s is 315 m. Calculate the average speed of the bus during the whole 80 s.
average speed =
.m/s
(c) Describe the motion of the bus
(i) between 40 s and 70 s,
(ii) between 70 s and 80 s.
Transcribed Image Text:10
9-
speed
m/s
8-
7.
6-
5-
4-
3.
2-
1.
10
20
30
40
50
60
70
80
time/s
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