Newton's Laws
Vectors
Balanced or Unbalanced?
Friction
Types of Forces
100
Which law is it?
An object in motion will remain in motion unless acted upon by an outside force.
Newton's First Law
100
What symbol do we use to represent a vector?
An arrow
100
In a balanced force, is there any motion?
No
100
What is friction?
Force that opposes motion between two surfaces.
100
What is gravitational force?
The force of gravity pulling objects down towards Earth.
200
Which law is it?
For every action, there is an equal and opposite reaction.
Newton's Third Law
200
What does the arrow head of a vector represent?
Direction
200
In an unbalanced force, is there any motion?
Yes
200
What is one thing that friction depends on?
Type of surface
OR
Force between the surfaces
200
What is frictional force?
The force of two surfaces rubbing or contacting each other.
300
Which law is it?
Force=mass x acceleration
Newton's Second Law
300
What does the tail of the arrow represent?
Magnitude
300
Which situation shows a balanced force, the top or bottom?
Top
300
What is static friction?
Friction between two surfaces that are not moving relative to each other
300
What is applied force?
Either pushing or pulling on an object.
400
Which law is it?
A picture frame is hanging on the wall and does not move until a person comes and takes it off the wall.
Newton's First Law
400
What is a direction?
Where the vector is pointing/going
400
Would these forces result in any motion?
Yes
400
What is kinetic friction?
Friction between two surfaces that are moving relative to each other
400
What is net force?
The total amount of force being put onto an object.
500
Which law is it?
A bird flaps its wings down and the air pushes the bird upwards.
Newton's Third Law
500
What is a magnitude?
The amount of force in a vector OR the length of the arrow.
500
Which situation shows an unbalanced force, left or right?
Left
500
Terminal velocity occurs when which two forces are equal?
Air resistance and gravity
500
Force causes ___________ to happen.
Motion