Vocab
The change in the position of an object is known as this.
Displacement
What are the three ways something accelerates
speed up, slow down, or change direction.
The relationship between speed, distance, and time is ____.
s = d/t
What is Newton's First Law of Motion?
Can a car be accelerating if they the velocity doesn't change?
NO
Is speed, but with direction
Velocity
What is Nikki's total displacement if she drives 4 miles east from her house to pick up her friend Dave, and then drive 2 more miles east to school?
6 miles
Wha is the acceleration of a car traveling at 10 meters per second that takes 20 seconds to stop?
0.5 m/s2
A force is defined as a
Push or Pull.
What is a car doing if their acceleration is negative
slowing down
How far an object moves in total
Distance
The acceleration due to gravity is commonly represented using what variable?
g
4.5 m/s northwest is an example of a(n) ____ measurement.
velocity
The sum of all the forces acting on an object is known as
the net force
Acceleration is calculated using this equation.
change in velocity over time
Is an object’s speed at an exact moment in time
Instantaneous speed
what is the change in velocity over time
acceleration
An object falls at 9.8 m/s2 due to this force
gravity
The tendency of an object to resist any change in its motion.
Inertia
What is a car doing if their acceleration is positive
Speeding up
The magnitude of an object’s motion with no regard to direction is this.
Speed
The units for acceleration are this.
m/s2
Velocity is this type of quantity
vector
If you ride your bike straight for 500 m then turn around and ride back 200 m, your displacement is less than, greater than, or equal to your distance.
less than
Velocity and speed typically use this unit in Physics.
m/s