Alek walks 4 miles in 2 hours. What is his speed?
2 mi/hr
What is the bike's displacement?
5 m
Acceleration when a car starts from rest and reaches 10.0 m/s in 2.0 seconds
5.0 m/s2
displacement/time
velocity
A cat tracks a mouse slowly through tall grass 120 cm. It takes her 30 seconds. How fast was this game of cat and mouse?
4 cm/s
A horse runs around a race track that is 2.5 mi long. What is his displacement?
0 mi
Acceleration when a plane goes from 120 m/s to 90.0 m/s in 35 seconds
-0.86 m/s2
change in velocity/time
Acceleration
What is the person doing from 5-10 seconds?
Stopped/not moving
Dave walked 28 feet east, stopped and continued east for 32 more feet, turned and walked 18 feet west.
What is his displacement? Draw the vectors
42 ft
A motorcycle goes from 60 km/min to rest in 1 min
-60 km/min2?
The shortest distance from your starting point
displacement
A plane flies overhead at 550 mi/hr. In 5 hours, how far has it flown?
2,750 mi
Vanessa rode her horse 2 miles east, 4 miles north, 2 miles west, 4 miles south.
What is her displacement? What is her distance traveled? Draw the vectors
Displacement: 0 mi
Distance: 12 mi
A runner goes from a 4.0 m/s pace to a 1 m/s pace. Select the graph that best matches this description.
C
The points you use when "at rest"
(0,0)
What is the speed of the ant from 1-3 seconds?
20 m/s
Diego drove 7 miles east to Chachos, then turned around and went 13 miles west back home.
Draw the vectors. What is the distance and displacement?
Distance: 20 mi
Displacement: 6 mi
What is the acceleration from B-C?
-6.7 m/s2
Units for the slope of this graph:
m/min2