7. Katie and her best friend Liam play tennis every Saturday morning. When Katie serves the ball to Liam, it travels 9.5 meters south in 2.1 seconds. a. What is the velocity of the tennis ball? b. If the tennis ball travels at constant speed, what is its velocity when Liam returns Katie’s serve? 8. A driver realizes that she is traveling in the wrong direction on a one-way street. She has already driven 3.5 meters at a velocity of 16 meters per second, east before deciding to make a U-turn. How long did it take for the driver to realize her error? 9. Juan’s mother drives 12.5 miles southwest to her favorite shopping mall. What is the velocity of her automobile if she arrives at the mall in 7.25 minutes? 10. A bus is traveling at 79.7 kilometers per hour east, how far does the bus travel 1.45 hours? 11. A girl scout troop hiked 5.8 kilometers southeast in 1.5 hours. What was the troop’s velocity? 12. A volcanologist noted that a lahar rushed down a mountain at 32.2 kilometers per hour, south. How far did the mud flow in 17.5 minutes?
7. Katie and her best friend Liam play tennis every Saturday morning. When Katie serves the ball to Liam, it travels 9.5 meters south in 2.1 seconds. a. What is the velocity of the tennis ball? b. If the tennis ball travels at constant speed, what is its velocity when Liam returns Katie’s serve? 8. A driver realizes that she is traveling in the wrong direction on a one-way street. She has already driven 3.5 meters at a velocity of 16 meters per second, east before deciding to make a U-turn. How long did it take for the driver to realize her error? 9. Juan’s mother drives 12.5 miles southwest to her favorite shopping mall. What is the velocity of her automobile if she arrives at the mall in 7.25 minutes? 10. A bus is traveling at 79.7 kilometers per hour east, how far does the bus travel 1.45 hours? 11. A girl scout troop hiked 5.8 kilometers southeast in 1.5 hours. What was the troop’s velocity? 12. A volcanologist noted that a lahar rushed down a mountain at 32.2 kilometers per hour, south. How far did the mud flow in 17.5 minutes?
wsh_1-3-3b.docx