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WorksheetsForce and Motion review
Total questions: 38
Worksheet time: 20mins
What is a force?
A speed and direction
A push or pull
A rise or run
A this or that
What is motion?
the tendency to resist a change in motion
When 2 surfaces rub against each other
How far an object moves in a certain amount of time
When an object changes its position over time
What is speed?
How far an object moves in a certain amount of time
The force of attraction on all objects
The tendency to resist a change in motion
When an object changes its position over time
What is acceleration
A change in direction
speed up
slow down
Change in height
What is velocity
A speed and a direction
Ex. 55mph NE
A speed
Ex. 55mph
A direction
Ex. NE
42 mph
Unbalanced force
Net force not zero
A change in motion will occur
Net force zero
No change in motion will occur
Balanced force
Net force not zero
A change in motion will occur
Net force zero
No change in motion will occur
Reference point
A point of a pencil
A point that shows where an object is on a map
A stationary object that tells how far an object has moved
What is Gravity?
An attractive force that attracts everything to each other
A force that repels everything from each other
A contact force
A force that is not important to science
What is inertia?
The tendency of an object to resist a change in motion
The force of attraction on all objects
When an object changes its position over time
A speed and a direction
Ex 55mph SE
What is static friction?
The total amount of forces on an object
Initial friction when you move an object
The attraction of all objects
How far an object has moved in a certain amount of time
What is net force?
The weakest force acting upon an object
The strongest force acting upon an object
The total combination of all forces acting upon an object
One force acting upon an object
What is friction?
When the surfaces of two objects rub together
A speed
A direction
When an object changes its position over time
Contact force
Forces that touch
Forces that do not touch
NonContact force
Forces that touch
Forces that do not touch
What is the magnitude of a force?
The arrows
The position
The direction
The strength
What do all forces have ?
A magnitude
A direction
Anger issues
Zero friends
What are forces represented by?
it has not been invented yet
forces are not a thing
They are not represented
Arrows
What are the 4 contact forces?
Friction, Applied, air resistance, normal force
Gravity, inertia, magnetism, electricity
What are the 4 non-contact forces?
Friction, Applied, air resistance, normal force
Gravity, inertia, magnetism, electricity
What 2 forces affect the force of gravity?
Mass and distance
speed and mass
distance and speed
Gravity can not be affected
What is mass?
How much matter is in an object
The pull of gravity on an object
A scientific word that nobody knows about
No objects have mass
What are 2 ways a force can affect an object
Speed and direction
Mass and speed
Direction and mass
An object cannot be affected by a force
What is weight?
The pull of gravity on an object
How much matter is in an object
The measurement of how tall something is
What Weston likes to pick up
What 2 factors affect friction?
Mass and direction
Surface area and weight
Mass and weight
Surface area and direction
What are the 4 types of friction?
Sliding, rolling, fluid, and static
Friction is not a thing
Gravity, electricity, magnetism, inertia
Sliding, rolling, static, inertia
What are the 3 speeds?
Constant
instantaneous
average
Speed is not a thing
What is constant speed?
Speed at that moment
the total distance over the total amount of time
going the same speed for a long period of time
What is instantaneous speed?
Speed at that moment
the total distance over the total amount of time
going the same speed for a long period of time
What is average speed?
Speed at that moment
the total distance over the total amount of time
going the same speed for a long period of time
Why does the Earth have more of a gravitational affect than the moon?
Earth has more mass
The moon has more mass
The Earth is better
The moon is better
What is acceleration?
The rate at which velocity changes
The rate at which the gravitational affect changes
The rate of how fast the Earth spins
What is the formula for Distance
D=SxT
D=S/T
S=D/T
T=D/S
What is the formula for speed?
D=SxT
D=S/T
S=D/T
T=D/S
What is the formula for time?
D=SxT
D=S/T
S=D/T
T=D/S
How does mass affect inertia?
The more mass the less inertia
The less mass the more inertia
The more mass the more inertia
How does mass affect acceleration?
The more mass the less acceleration
The more mass the more acceleration
The less mass the less acceleration
What unit are forces measured in?
Newtons
Inches
m/s
seconds
