Force-Mass-Acceleration
More Force-mass-acceleration
Types of Forces
Terms
Calculations
Newton's 3 Laws
100
Force equals
mass x accelerration
100
A car is rolling down a ramp. If the angle of the ramp is increased to make the ramp steeper, the cart will...
accelerate faster
100
Happens when two objects are in contact with each other...
Friction
100
A push or a pull
Force
100
A physic student pushed a 50 kg load across the floor, accelerating it at a rate of 1.5 m/s2. How much force did she apply?
What is 75 N.
100
When you put a book on a table and the table pushes on the book.
What is Newton's 3rd Law.
200
Acceleration is equal to
Force/mass
200
A 10-N falling object encounters 4 N of air resistance. The net force on the object is
What is 6 N.
200
A force perpendicular to the surface
What is Normal Force?
200
Ability of an object to resist change of motion. An object at rest stays at rest.
Inertia
200
If a net horizontal force of 8.2 N is applied to a baby carriage whose mass is 11.5 kg what acceleration is produced?
What is 0.713 m/s2.
200
A person is pushed forward into their seatbelt when a car stops.
What is Newton's 1st Law.
300
The force of gravity on the earth is ...
9.8 Newtons
300
What do the arrows indicate in the picture? 
The force
300
Always down and always pulls objects towards each other.
What is Gravitational force or the force of gravity.
300
The amount of matter in an object.
Mass
300
A 250 N force pulls on a box horizontally to the right. The box is moving at constant speed. What is the force of friction on the box?
What is 250 N to the left (-250 N).
300
A larger car takes more force to move.
What is Newton's 2nd Law.
400
As the mass of an object increases and the force stays constant, it's acceleration will _____.
decrease.
400
What direction will the box move and why?
To the right...the longer arrows indicates a larger force
400
Force due to a rope or string
What is Tension Force?
400
Total of all the forces on an object
Net Force
400
A 12 kg box is attached to a balloon. If the balloon is accelerating upward at 3 m/s^2, what is the tension in the rope? Use g = 10 m/s^2.
What is 156 N.
400
A person leans on a wall and the wall pushes back
What is Newton's 3rd Law.
500
A 5kg object is accelerating at a rate of 8 m/s2 . What is the force?
40 Newtons
500
The friction acting on an 12 kg object is 30 N, how much force is necessary to start this object into motion.
more than 30 N.
500
Any force that is not described by the more specific forces discussed in class
Applied force
500
Force pulling all objects towards each other
Gravitational Force or Force of Gravity.
500
You are in space on a plant that you have discovered because you love science soooooo much! You weigh yourself and discover that you weigh 60N. What is the gravitational strength if you have a mass of 65kg?
.92 N/kg
500
A brick sits on a table until you push on it
What is Newton's 1st law