Speed/ Velocity Math
S=?
D= 75km
T=1.5 hr.
50 km/hr.
How fast an object is MOVING plus DIRECTION is?
Velocity
The student sprinted back to his home
E
A=?
VI= 0m/s
VF= 35 m/s
T= 50s
0.7m/s2
V= 100km/hr. WEST
D= 75km
T=?
.75 hr.
The LOCATION of an object described by using reference point is the?
Position
The car was traveling down the city road on cruise control at a constant speed.
C
The student walked to class at a constant speed and sat at their desk
B
A=?
VI= 25 km/h
VF= 1200 km/h
T=3h
391.66 km/h2
A bicycle rider travels 42.0 km in 3 hours. What is the cyclist's average speed?
14 km/hr
When something is SLOWING DOWN or SPEEDING UP is?
Acceleration
The car was traveling at a constant speed, DECELERATED as it pulled into its subdivision, and then was parked at home.
B
The student walked to class at a constant speed
A
A=?
VI= 20 km/h
VF= 60 km/h
T=.05 h
800 km/h2
A runner sprints 240 meters east in 30 seconds. Calculate the runners velocity.
8 m/s east
The distance that an object moves per unit time is?
Speed
The car was traveling at a high constant speed, it DECELERATED quickly, was SITTING at a red light, ACCELERATED quickly, and then drove at a slower constant speed.
A
The student was running, then sat down to rest and then continued to run at a slower pace
C
If a car can accelerate to 21m/s in 3s after the light turn green, what is the car's acceleration?
7m/s2
If a car is traveling at seventy-five kilometers per hour for two hours, then the total distance traveled would be?
150 km
An object moving at a constant velocity will stay at that velocity unless an unbalanced force acts on it.
Newton's 1st law
The car was traveling at a constant speed, SLOWED down at a red light and then sped back up to its original constant speed and remained at that constant speed
D
D
A bicycle rider sees a car ahead and slows down to avoid a collision. He was traveling at 10m/s and SLOWED down to 4m/s in 3s. Find the acceleration of the bike rider
-2 m/s2