Day 3, Unit 2 Average Velocity and Speed

Open Ended

Do Now: A motorboat traveling 4 m/s, East encounters a current traveling 3.0 m/s, North.

What is the resultant velocity of the motorboat?

Multiple Choice

Calculate the average speed if a cheetah runs 180 meters in 10 seconds.

• 1800 m/sec
• 190 m/sec
• 0.06 m/sec
• 18 m/sec

Multiple Choice

Scott travels north 5 miles.  He then goes west 3 miles before he turns south and goes 3 more miles. His trip takes a total of 15 minutes.  What is his average speed?

• about 0.7 mi/min
• about 0.3 mi/min
• about 1.7 mi/min
• about 11 mi/min

Multiple Choice

Jermaine runs exactly 2 laps around a 400 meter track in 120 seconds. The starting line faces west.  What is his average velocity?

• about 3.3 m/s west
• about 6.7 m/s east
• 0
• about 200 m/s west

Multiple Choice

Bill jogs 400 meters to Andy's house, turns around, and runs 400 meters back home.  He does so in 267 seconds.  What is Bill's average speed?

• about 3 m/s
• about 1.5 m/s
• 0
• about 4 m/s

Multiple Choice

In 2 hours, David walks 3 km east, turns south and walks 4 km, and then turns west and walks for 3 km. What is his average velocity?

• 2 km/h south
• 5 km/h south
• 2 km/h west
• 5 km/h west