FORCES IN
EQUILIBRIUM TERMINOLOGY
scalar
magnitude
equilibrium
static
friction
Hooke’s
law
components
normal
force
torque
resultant
rotational
equilibrium
friction
lubricant
lever arm
vector
free-body
diagram
1.
A ____ has both magnitude and direction.
2.
A ____ has magnitude and no direction.
3.
___ is the size or amount of something and includes a unit of
measurement.
4.
Every vector can be represented as the sum of its ____.
5.
A ____ shows all of the forces acting on an object.
6.
If a book sits on a table, the table exerts an upward ____ on the book.
7.
The sum of two vectors is called the _____.
8.
____ is the relationship between a spring’s change in length and the
force
it exerts.
9.
When the net force acting on an object is zero, the object is in ____.
10.
____ is a force that resists the motion of objects.
11.
The type of friction between objects that are not moving is called
____.
12.
A fluid used to reduce friction is called a ____.
13.
____ is the action that causes objects to rotate.
14.
An object is in ____ if the net torque on it is zero.
15.
The longer the _____ of a force, the greater the torque.