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5 cards from this section. Quick, good the night before a test.
Define speed and give a real-life example.
Think about travel in cars or running.
Is velocity a scalar or vector quantity? Explain.
Remember the 'where' as well as the 'how fast'.
What is speed?
Think of speed limits on roads.
True or False: Velocity and speed are always the same.
Consider examples of circular motion.
A delivery truck moves 150 km at a speed of 75 km/h and then slows down to 50 km/h over 30 km. Calculate the total distance, average speed, and average velocity if the total trip took 3 hours.
Calculate each segment’s contributions accurately.
A cyclist travels 100 km north, then returns back 40 km south in a total time of 4 hours. What are the average speed and average velocity of the cyclist?
Always calculate using displacement for velocity.
7 more questions in this section. Enroll free to practise them all.
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