Newton's Laws
Law that explains inertia
1st
Unit of force measured in
Newtons
Resistance to motion change
Inertia
Mass in motion
Momentum
A box is pushed with 5 N left and 3 N right. What is the net force? WITH LABELS
2 N left
Law relating force, mass, acceleration
2nd
Push or pull
Force
Force of gravity on object
Weight
Falling object constant quantity [9.8]
Acceleration
A force of 500 N pushes a stalled car and causes it to accelerate at 25 m/s². What is the car’s mass? WITH LABELS
20 kg
Law with action and reaction
3rd
Equal opposite forces
Balanced
Quantity that never changes location
Mass
Force depends on mass and ____
Distance
A 25 kg hockey net is pushed with a force of 300 N. What is its acceleration? WITH LABELS
12 m/s2
Law explaining constant velocity motion
1st
Resistance that a plane feels
Air Resistance
Greater mass means greater ____
Inertia
Maximum falling speed
Terminal Velocity
A 10 kg sled is pushed and accelerates at 4 m/s² across the ice. What force is applied? WITH LABELS
40 N
Law explaining acceleration from net force
2nd
Force causing falling
Gravity
Measured in kilograms
Mass
Upward force on falling object
Air Resistance
What is the momentum of a car with a mass of 1300 kg traveling at a speed of 28 m/s? WITH LABELS
36,400 kg*m/s