meters per second squared
2
3
The combination of all forces on an object.
acceleration
6 m/s2
not in motion
1
unbalanced forces
150 m
velocity
They are in opposite directions
Friction
a constant fast speed
acceleration
(V2-V1)/t
2
10N right
15 m/s
speed
slowing down, speeding up, stopping, and turning
velocity
1
s=d/t
The distance an object travels in a certain amount of time.
An ant walking 10 millimeters per second.
The Law of Acceleration.
How do you find average acceleration?
How do you find speed?
Pushing a child on a swing requires less force than pushing an adult.
If forces are balanced an object is most likely...
A baseball continues to roll until friction, gravity, and air resistance stop it.
What is the most common contact force?
A roller coaster car rapidly picks up speed as it rolls down a slope. As it starts down the slope, its speed is 4 m/s. But 3 seconds later, at the bottom of the slope, its speed is 22 m/s. What is its average acceleration?
On a motion graph a steep straight line shows...
If it takes Old McDonald 45 seconds to run from the from his house to his barn door at an average speed (velocity) of 3 meters per second, what is the distance he covers in that time?
What is the net force on a box if Joey pushes the box at a force of 50N right and Cody pushes the box at 40N left?
The car slowed down at the train crossing because the crossbars lowered.
What is the definition of speed?
What is the unit for acceleration?
The flight from NYC to Los Angeles travels at 550 mph west each morning
What is net force?
The air is let out of a balloon and it flies around the room.
The Law of Inertia
If Coach Kampen throws the football 60 meters in 4 seconds, what is the average speed (velocity) of the football?
A knuckleball pitcher can throw a ball that has varying speeds.
A train left the station heading towards Dallas at 75 miles per hour north.
A train comes to a quick stop, what happens to the acceleration vectors?
An object moves when acted on by....
What are 4 common examples of acceleration?
