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4 cards from this section. Quick, good the night before a test.
Define speed in your own words.
Think about the definition relating to distance and time.
What is the unit of speed?
Recall the unit of measure for speed.
What is the unit of speed?
Recall the standard unit we discussed in class.
Velocity is a scalar quantity. True or False?
Think about the definition of scalar versus vector.
A train moves 300 km at a speed of 60 km/h. How long will it take to reach its destination, and what is its velocity if it travels north?
Use time = Distance / Speed.
A car travels from Point A to Point B 150 km away, then returns back to Point A, which took a total time of 3 hours. What is the average speed and velocity of the car?
Total distance for speed versus total displacement for velocity.
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