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5 cards from this section. Quick, good the night before a test.
Define uniform speed.
Think of a car driving at a steady speed.
What is average speed?
Consider the total journey time.
What is uniform speed?
Consider the definition.
True or False: Average speed can be affected by stops during motion.
Think about total time taken.
A person runs for 3 minutes at a speed of 8 km/h and then walks 5 minutes at 4 km/h. Calculate the total average speed.
Remember to convert all times to the same units.
If a car travels at 20 m/s for the first 50 m, then accelerates to 30 m/s for the next 150 m, what will be the average speed for the trip?
Focus on total time and distance for average speed.
6 more questions in this section. Enroll free to practise them all.
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