1.
[tex]dane:\\v = 49\frac{m}{s}\\t = 0,5 \ h = 1800 \ s\\szukane:\\s = ?[/tex]
[tex]s = v\cdot t\\\\s = 49\frac{m}{s}\cdot1800 \ s \\\\s = 88 \ 200 \ m = 88,2 \ km[/tex]
2.
[tex]dane:\\s = 600 \ m\\t = 20 \ s\\szukane:\\v = ?[/tex]
[tex]v = \frac{s}{t}\\\\v = \frac{600 \ m}{20 \ s}\\\\v = 30\frac{m}{s}[/tex]
3.
[tex]dane:\\v_{o} = 0\\t = 10 \ s\\v = 30\frac{m}{s}\\szukane:\\a = ?[/tex]
[tex]a = \frac{\Delta v}{t} = \frac{v-v_{o}}{t} = \frac{v}{t}\\\\a = \frac{30\frac{m}{s}}{10 \ s}\\\\a = 3\frac{m}{s^{2}}[/tex]
