Science Final Review

A person walks 2.00 m east, then turns and goes 4.00 m west, then turns and goes back 1.00 m east. What is the person’s distance?

• 5 km

• 1 km

• 7 km

• 6 km

A person runs exactly one lap around a 400 m track. What is his/her displacement?

• 0 m
• 400 m
• 800 m
• not enough information

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?

• 750 m N
• 500 m S
• 500 m N
• 250 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 speed per second?

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

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

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

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

Cora walks to a Grandma's house. She walks 750 meters North, then realizes she walked too far. She turns around and walks 250 meters South. The entire walk takes her 13 seconds. What is her velocity?

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

On Graph 1, in which sections is backward movement shown?

• A and C
• A , B. and C
• B, D, and E
• F

On Graph 1, in which sections is no movement shown?

• A and C
• A , B. and C
• B, D, and E
• F

On Graph 1, in which section shows the SLOWEST movement?

• A
• C
• D
• E