Speed= distance/time
Speed= 150000m/7200s=20.83m/s(cor.to.2d.p.)
The answer is c.
Sound, light and heat energy.
Hope this helped :)
Answer:
B. 59 kg
Explanation:
From the graph you notice that a linear relation in indicated by the line joining the points such that the points on the line represent the data that show a correct relationship in the experiment.
This means that the point outside the line has an error .
This point is the value 59 kg that does not align with other values which are included in the graph.
