2.
[tex] \frac{displacement}{time } = \frac{100km}{5hr} [/tex]
= 20km/hr South
3.
[tex] \frac{displacement}{time} = \frac{20km}{1hr} [/tex]
=20km/hr West
4.
[tex] \frac{displacement}{time} = \frac{300km}{12hr} [/tex]
=25km/hr North
5.
[tex] \frac{displacement}{time} = \frac{500km}{10hr} [/tex]
=50km/hr South
--------------------------------
1.
[tex]s = \frac{d}{t} = \frac{50m}{10s} [/tex]
= 5m/s
2.
[tex]s = \frac{d}{t} = \frac{100m}{25s} [/tex]
= 4m/s
3.
[tex]s = \frac{d}{t} = \frac{200m}{50s} [/tex]
= 4m/s
4.
[tex]s = \frac{d}{t} = \frac{500m}{120s} [/tex]
= 4.16m/s