A car starts from rest and speeds up at a steady 1.5 m/s². Find its velocity after 8 s.
Contributed by StemPy LabTry it on paper first. A hint, the key idea and the worked solution are here when you need them.
A car starts from rest and speeds up at a steady . Find its velocity after .
Need a reminder? The key ideaShow
Acceleration , in . It is positive when the velocity grows and negative when it falls in the positive direction.
The worked solution
Have you tried it?
Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
Step 1. .
Answer: .
Check. is , a fair town speed.
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