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WorksheetsPhysics Fast Facts
Total questions: 28
Worksheet time: 9mins
A _________ is a push or a pull applied by one object and experienced by another object.
force
net force
weight
force of friction
The __________ on an object is the single force that could replace all the individual forces acting on an object and produce the same effect.
force
net force
weight
force of friction
__________ is the force of a planet on an object near the planet.
force
net force
weight
force of friction
This is also called the force due to gravity.
force
net force
weight
force of friction
The __________ is the force of a surface on an object running parallel to the surface.
force
net force
weight
force of friction
__________ friction is the friction force when something is moving along the surface and acts opposite the direction of motion.
kinetic
static
oppositional
coefficient
__________ friction is the friction force between two surfaces that aren't moving relative to one another.
kinetic
static
oppositional
coefficient
The __________ is the force of a surface on an object running perpendicular to the surface.
normal force
kinetic friction
static friction
coefficient of friction
The __________ is the number that tells you how sticky a surface is.
normal force
kinetic friction
static friction
coefficient of friction
__________ is the ability of an object to stay in motion. This is also Newton's first law.
inertia
acceleration
friction
force
Newton's second law states that __________ is equal to the force experienced by an object divided by its mass.
inertia
acceleration
friction
force
Newton's third law states that the force of Object A on Object B is __________ and __________ to the force of Object B on Object A.
equal in magnitude
opposite in magnitude
equal in direction
opposite in direction
For AP Physics 1, only two forces can act on an object without contact. Which are they?
gravitational
electrical
normal
frictional
When an object moves along a surface at a constant speed, the acceleration in direction perpendicular to the surface must be __________. Therefore, the net force perpendicular to the surface is also zero.
zero
greater than zero
less than zero
The frictional force is equal to __________ times __________.
coefficient of friction
normal force
static force
kinetic force
When a force acts at an angle Θ measured from the horizontal, the vertical components of that force equal __________
FsinΘ
FcosΘ
FtanΘ
When a force acts at an angle Θ measured from the horizontal, the horizontal components of that force equal __________
FsinΘ
FcosΘ
FtanΘ
On an incline of angle Θ, the parallel component of weight is equal to __________.
mgsinΘ
mgcosΘ
mgtanΘ
On an incline of angle Θ, the perpendicular component of weight is equal to __________.
mgsinΘ
mgcosΘ
mgtanΘ
One rope has ________ tension(s).
one
two
three
four
An object is in equilibrium if it is moving in a straight line at __________ speed. This includes an object remaining at rest.
constant
no
increasing
decreasing
The net force on an object in equilibrium is __________.
zero
positive
negative
not constant
Force is measured with a...
spring scale
platform scale
photogate
meterstick
The units for force are...
netwons (N)
kgm/s2
kgms-2
all of these
The net force is always in the direction of __________.
motion
displacement
velocity
acceleration
__________ tells how much material is contained in an object.
mass
weight
density
The units for mass are in __________.
kilograms, kg
grams, g
pounds, lbs
stones, st
Which of the following parts is necessary for a free body diagram?
A labeled arrow representing each force
Each arrow begins away from the object.
Each arrow points in the direction in which the force acts.
Only draw perpendicular forces.
