Worksheets4ESO Motion review
Total questions: 12
Worksheet time: 6mins
SI units for speed are
km/h
miles per hour
m/s
km/min
30m/s is
speed
velocity
30m/s North is
speed
velocity
v=12m/s is
speed
velocity
v=12i (m/s) is
speed
velocity
You run 16m in 2 seconds. Your
average speed is 8m/s
average velocity is 8m/s
instantaneous speed is 8m/s
instantaneous velocity is 8m/s
Usain Bolt beat the 100m record in 2009, with a time of 9,58s. Mark the right one:
His instantaneous velocity was 10,44m/s.
His instantaneous speed was 10,44m/s.
His average velocity was 10,44m/s.
His average speed was 10,44m/s.
The magnitude of the position vector 4i+8j (m) is :
12m
8,94m
32m
12km
The magnitud of the velocity vector -5i+3j (m/s) is
-2 m/s
5,83 m/s
-15m/s
15m/s
The displacement vector from A to B is equal in size, but has opposite direction to the displacement vector from B to A.
True
False
Convert the speed indicated in the speedometer to SI units
44,44m/s
160km/h
576m/s
2666,67m/min
Convert the speed indicated in the speedometer into SI units.
30km/h
108m/s
8,33m/s
500m/min
