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/s.  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

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