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Forces and Motion
Team1
Team2
Forces
Motion
Speed
Velocity
Acceleration
Velocity
A force is a ________
or a ________.
A force is a ________
or a ________.
A force is a ________
or a ________.
A force is a ________
or a ________.
Answer: A push or a pull.Answer: A push or a pull.
Balanced forces produce a net force of _________.
Balanced forces produce a net force of _________.
Balanced forces produce a net force of _________.
Balanced forces produce a net force of _________.
Answer: zeroAnswer: zero
Rolling friction is usually A. less thanB. more thanC. equal to
sliding friction.
Rolling friction is usually A. less thanB. more thanC. equal to
sliding friction.
Rolling friction is usually A. less thanB. more thanC. equal to
sliding friction.
Rolling friction is usually A. less thanB. more thanC. equal to
sliding friction.
Answer: Less thanAnswer: Less than
Unbalanced forces are necessary to cause a change
in __________.
Unbalanced forces are necessary to cause a change
in __________.
Unbalanced forces are necessary to cause a change
in __________.
Unbalanced forces are necessary to cause a change
in __________.
Answer: motionAnswer: motion
You can run 100 meters in 10 seconds. What is your
speed?
You can run 100 meters in 10 seconds. What is your
speed?
You can run 100 meters in 10 seconds. What is your
speed?
You can run 100 meters in 10 seconds. What is your
speed?
Answer: 10 m/sAnswer: 10 m/s
An example of acceleration is: A. a hovering helicopterB. a car turning a corner
C. bicycling at 40 m/s
An example of acceleration is: A. a hovering helicopterB. a car turning a corner
C. bicycling at 40 m/s
An example of acceleration is: A. a hovering helicopterB. a car turning a corner
C. bicycling at 40 m/s
An example of acceleration is: A. a hovering helicopterB. a car turning a corner
C. bicycling at 40 m/s
Answer:A car turning a corner
Answer:A car turning a corner
_________ friction includes both liquids and gases.
_________ friction includes both liquids and gases.
_________ friction includes both liquids and gases.
_________ friction includes both liquids and gases.
Answer: FluidAnswer: Fluid
A student riding her bicycle on a straight, flat road covers one block every 7 seconds. If each block is 100 m long,
she is traveling at _________ speed or velocity.
A student riding her bicycle on a straight, flat road covers one block every 7 seconds. If each block is 100 m long,
she is traveling at _________ speed or velocity.
A student riding her bicycle on a straight, flat road covers one block every 7 seconds. If each block is 100 m long,
she is traveling at _________ speed or velocity.
A student riding her bicycle on a straight, flat road covers one block every 7 seconds. If each block is 100 m long,
she is traveling at _________ speed or velocity.
Answer: constantAnswer: constant
A force is expressed in ___________.
A force is expressed in ___________.
A force is expressed in ___________.
A force is expressed in ___________.
Answer: NewtonsAnswer: Newtons
If a bus traveling 15 m/s south speeds up to 20 m/s,
this is a change in __________.
If a bus traveling 15 m/s south speeds up to 20 m/s,
this is a change in __________.
If a bus traveling 15 m/s south speeds up to 20 m/s,
this is a change in __________.
If a bus traveling 15 m/s south speeds up to 20 m/s,
this is a change in __________.
Answer: speed or velocity or acceleration
Answer: speed or velocity or acceleration
Acceleration is the rate of change in ____________.Acceleration is the rate of change in ____________.
Acceleration is the rate of change in ____________.Acceleration is the rate of change in ____________.
Answer: velocity (also accept speed or direction)
Answer: velocity (also accept speed or direction)
The distance divided by the time it took to travel that distance is an object’s
_________.
The distance divided by the time it took to travel that distance is an object’s
_________.
The distance divided by the time it took to travel that distance is an object’s
_________.
The distance divided by the time it took to travel that distance is an object’s
_________.
Answer: speedAnswer: speed
When you combine all forces acting on an object you get
the ____________.
When you combine all forces acting on an object you get
the ____________.
When you combine all forces acting on an object you get
the ____________.
When you combine all forces acting on an object you get
the ____________.
Answer: net forceAnswer: net force
_________ is a force that opposes motion.
_________ is a force that opposes motion.
_________ is a force that opposes motion.
_________ is a force that opposes motion.
Answer: FrictionAnswer: Friction
What is the net force when you combine a force of 7 N
north with a force of 2 N south?
What is the net force when you combine a force of 7 N
north with a force of 2 N south?
What is the net force when you combine a force of 7 N
north with a force of 2 N south?
What is the net force when you combine a force of 7 N
north with a force of 2 N south?
Answer: 5N northAnswer: 5N north
Moving blades of a windmill or a pinwheel are example of
___________ acceleration.
Moving blades of a windmill or a pinwheel are example of
___________ acceleration.
Moving blades of a windmill or a pinwheel are example of
___________ acceleration.
Moving blades of a windmill or a pinwheel are example of
___________ acceleration.
Answer: centripetalAnswer: centripetal
Decreasing velocity can be referred to as:A. accelerationB. deceleration
C. negative accelerationD. All of the above.
Decreasing velocity can be referred to as:A. accelerationB. deceleration
C. negative accelerationD. All of the above.
Decreasing velocity can be referred to as:A. accelerationB. deceleration
C. negative accelerationD. All of the above.
Decreasing velocity can be referred to as:A. accelerationB. deceleration
C. negative accelerationD. All of the above.
Answer: D. all of the aboveAnswer: D. all of the above
Are the forces on a kicked soccer ball balanced or
unbalanced? How do you know?
Are the forces on a kicked soccer ball balanced or
unbalanced? How do you know?
Are the forces on a kicked soccer ball balanced or
unbalanced? How do you know?
Are the forces on a kicked soccer ball balanced or
unbalanced? How do you know?
Answer: Unbalanced because the ball changes
speed and/or direction.
Answer: Unbalanced because the ball changes
speed and/or direction.