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Transcript
Force & Motion Jeopardy
Sir Isaac
I’m Drawing
a Blank!
Newsometon?
Accelerate
Or Get
Outta My
Way!
Miss
Alanious
100
100
100
100
200
200
200
200
300
300
300
300
400
400
400
400
500
500
500
500
I’m Drawing a Blank! 100
• The unit of measurement for force is a
___________. One of those units equals
the amount of force needed to move 1Kg of
mass 1 meter per second squared.
– (N = 1Kg x 1 m/s²).
• Answer: Newton
I’m Drawing a Blank! 200
• A __________ ________ on a motion
graph indicates that the object is at rest, or
is not moving.
• Answer: Horizontal line
I’m Drawing a Blank! 300
• The force that exist between two objects’
surfaces is ______________, and it works
against the direction of motion.
• Answer: Friction
I’m Drawing a Blank! 400
• Acceleration means changes in an object’s
______________ and/or ______________ of
movement.
• Answer: Speed and/or Direction
I’m Drawing a Blank! 500
• The tendency of an object to resist changes
in its motion is called_________?
• Answer: Inertia
Sir Isaac
Newsometon? 100
• According to Newton’s “third law of
motion,” do forces act alone or in pairs?
• Answer: Forces act in pairs. For every
“Action force,” there is an opposite and
equal “Reaction force!”
Sir Isaac
Newsometon? 200
• Newton’s “first law of motion,” which
states that an object’s motion will stay the
same unless it is acted upon by other forces
is also called the “Law of _____________.”
• Answer: Inertia
Sir Isaac
Newsometon? 300
• If we know that the forces acting upon an
object are balanced (Net Force = Zero),
what do we know about the object’s
motion?
• Answer: The object’s motion is staying the
same. It’s not changing. It’s not
accelerating.
Sir Isaac
Newsometon? 400
• Using the formula F = m a, what force (in
Newtons [N]) is required to accelerate a 100
Kg object 2 m/s2 (meters per second, per
second)?
• Answer: 200N
Sir Isaac
Newsometon? 500
• What is needed to change the direction or
speed of an object’s motion? Or, what is
needed to get the object to accelerate?
• Answer: Unbalanced forces need to be
acting upon it. Put another way, there needs
to be a Non-Zero Net Force.
Accelerate Or Getoutta My Way!
100
• If one van is loaded with 1 ton of lumber on its roof,
and an identical one is loaded with 1 ton of lumber
inside its cargo area, which one will be less stable
going around a traffic circle and why?
• Answer: The van loaded on its roof will be less
stable because of its higher center of mass—it has a
higher risk of rolling over.
Accelerate Or Getoutta My Way!
200
• List four factors/variables that would affect a car’s
stopping distance. (you need to be specific and not
include similar/related factors)
• Answer:
–
–
–
–
–
–
–
Driver alertness
Condition of brakes
Condition of tire tread
Road surface conditions
Speed of travel
The Mass of the car and its cargo
Shrek is the driver
Accelerate Or Getoutta My Way!
300
• An SUV is more likely to experience a
rollover accident than a small compact car
because its “center of mass” is _________.
• Answer: Higher
Accelerate Or Getoutta My Way!
400
•
a)
b)
c)
d)
•
(Multiple Choice) When one of two identical cars
is traveling twice the speed of the other, it will
take: (a, b, c, or d)
twice the distance to come to a stop
more than twice the distance to come to a stop
less than twice the distance to come to a stop
the same distance to come to a stop.
Answer: (b) more than twice the distance to
come to a stop
Accelerate Or Getoutta My Way!
500
• A car is ________________ if either its
speed or direction changes.
• Answer: Accelerating
Miss Alanious 100
• In order to calculate the “speed” of an
object’s motion, what two things do we
need to know?
• Answer: Distance traveled & Time.
Miss Alanious 200
• Who was the British scientist that
developed the three laws of motion and
physics?
• Answer: Sir Isaac Newton
Miss Alanious 300
• If you know the distance an object has
traveled, and the amount of time it took,
what can you calculate or determine?
• Answer: The object’s speed
Miss Alanious 400
• What is the average speed of a person
driving 300 miles in 4 hours?
• Answer: 75 miles/h or 75 mph
Miss Alanious 500
• The equation for force is __________ &
what do the letters stand for?
• Answer: F=M∙A (Force = Mass x
Acceleration)