Vocabulary
A push or a pull exerted on an object
What is a force?
When does friction occur?
When 2 surfaces are in contact.
Used to measure how fast an object moves.
What is speed?
The net force of this object
<------ # -------->
50N 50N
What is zero Newtons?
A straight path an object can move along
What is direction?
The sum of all the forces acting on an object.
What is net force?
When the net force on an object adds up to zero, it is said that the forces are ______________.
What is balanced?
Stored energy
What is potential energy?
The net force of this object
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20N 80N
What is 100N?
The state of an object when it is not in motion
What is at rest?
How is force measured (what unit)?
What are newtons (N)?
An object in motion stays in ____________________ at the same speed and direction.
What is motion
Energy in motion
What is kinetic energy?
The net force of this object
<--------- # ---------->
50N 20N
What is 30N?
Only ___________________________ can cause a change in motion, or acceleration.
What are unbalanced forces?
Force that causes no movement
What is a balanced force?
When the net force acting on an object does not add up to zero, the forces are _________________.
What is unbalanced?
Forces that results from two objects touching
What is contact force?
The net force of this object
<---------- # <----------
40N 40N
What is 80N?
The type of force responsible for pulling us down
What is gravitational force?
A force between 2 surfaces rubbing against each other; works against motion.
What is friction?
The following formula represents what type of force?
F=ma
What is net force?
A force that results when two objects are not touching one another but still exerts a push or a pull.
What is distance forces?
The net force of this object
-------> # <--------
2000N 2000N
What is zero Newtons?
The type of force that causes an attraction between two magnetic objects
What is magnetic force?