Speed/Velocity

What is the difference between speed and velocity?

Pete is driving down 7th street. He drives 150 meters in 18 seconds. What is his speed in meters per second?

• 150 m
• 18 s
• 7st/150m
• 150 m /18 s

George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He turns around and walks 250 meters South. The entire walk takes him 13 seconds. What is his speed per second?

• 500 m / 13 s
• 1000 m / 13 s
• 13 s / 1000 m
• 13 s / 750 m

George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He turns around and walks 250 meters South. The entire walk takes him 13 seconds. What is his velocity?

• 500 m / 13 s . N
• 1000 m / 13 s N
• 13 s / 1000 m S
• 13 s / 750 m S

George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He turns around and walks 250 meters South. The entire walk takes him 13 seconds. What is his displacement?

• 500 m
• 1000 m
• 250 m
• not enough information

Ashlyn walks three days. The first day she walked 9 blocks in 7 minutes, the second day she walked 8 blocks in 5 minutes, and the third day she walked 10 blocks in 9 minutes. What is the average time that Ashlyn walked?

• 16 minutes
• 10 minutes
• 3 minutes
• 7 minutes

Ashlyn walks three days. The first day she walked 9 blocks in 7 minutes, the second day she walked 8 blocks in 5 minutes, and the third day she walked 10 blocks in 9 minutes. What is Ashlyns average speed?

• 9 blocks /16 minutes
• 9 blocks / 7 minutes
• 27 blocks / 3 minutes
• 10 blocks / 7 minutes

A car traveled 24 miles in 20 minutes. Then it traveled 30 miles in 26 minutes. What was the average distance traveled?

• 24 miles
• 22 miles
• 27 miles
• 30 miles

A car traveled 24 miles in 20 minutes. Then it traveled 30 miles in 26 minutes. What was the average time?

• 24 minutes
• 22 minutes
• 23 minutes
• 30 minutes

A car traveled 24 miles in 20 minutes. Then it traveled 30 miles in 26 minutes. What was the average speed?

• 24 miles / 22 minutes
• 27 miles / 23 minutes
• 30 minutes / 23 miles
• 30 minutes / 30 miles