Midterm Review PPT

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Transcript Midterm Review PPT

Jeopardy!
Choose Category & Amount
Motion
Forces
Newton’s
Laws
Work &
Power
Energy
Waves
200
200
200
200
200
200
400
400
400
400
400
400
600
600
600
600
600
600
800
800
800
800
800
800
1000
1000
1000
1000
1000
1000
Final Jeopardy
A 2500. kg rollercoaster train is at the top of
a 62.0 meter hill. It goes down the hill.
Ignoring any energy loss, what will be the
speed of the rollercoaster train at the
bottom of the hill?
Back
Answer
Answers
Motion
Forces
Newton’s
Laws
Work &
Power
Energy
Waves
5.10 m/s
It will triple
Newton’s
2nd Law
Force applied
over a distance
3150 Joules
13,600 Hz
1.6 m/s2
150
Newtons
Newton’s
1st Law
The rate of
doing work
357 Joules
9.78 meters
Slowing
down
Acceleration
Inertia
70 Joules
Elastic Potential
Energy
5.0 meters
3.67 hr or
(3 hr 40 min)
0.25 kg
Newton’s
3rd Law
Zero – no
distance moved
It increases
354 Hz
Acceleration
33.3 N
Newton’s
3rd Law
5 Watts
(or J/s)
Gravitational
Potential Energy
4.0 meters
Motion 200
A distance runner covers 5000. m in a time
of 980. seconds. What was his average
speed?
Back
Answer
Motion 400
A runner can go from 6.0 m/s to 14 m/s in
5.0 seconds. What is the runner’s
acceleration?
Back
Answer
Motion 600
What does it mean when a negative
acceleration is reported?
Back
Answer
Motion 800
How long does it take an object to travel
220 kilometers at 60.0 km/hr?
Back
Answer
Motion 1000
In a distance vs. time graph, what does a
curved line always indicate?
Back
Answer
Forces 200
If you were pushing a cart and suddenly
tripled the amount of force that you are
using, what will happen to the
acceleration of the cart will?
Back
Answer
Forces 400
What is the weight of a 15 kg dumbbell on
Earth?
Back
Answer
Forces 600
A constant net force acting on an object
causes the object to move with constant
_____________.
Back
Answer
Forces 800
A pitcher accelerates a ball at 80.0 m/s2 by
exerting a force of 20.0 N. What is the
mass of the ball?
Back
Answer
Forces 1000
A 6.8 kg bowling ball is rolled with an
acceleration of 4.9 m/s2. What was the
force applied?
Back
Answer
Newton’s Laws 200
The acceleration of an object is directly
proportional to the force applied to it.
This is part of which law?
Back
Answer
Newton’s Laws 400
An object at rest stays at rest unless acted
upon by an outside force. This is part of
which law?
Back
Answer
Newton’s Laws 600
A measure of an object’s resistance to
changes in motion is known as this.
Back
Answer
Newton’s Laws 800
When running, the ground pushes back on
the runner with the same force that the
runner applies to the ground. This is an
example of which law?
Back
Answer
Newton’s Laws 1000
“Forces always occur in pairs” and “for every
action there is an equal and opposite
reaction” are statements related to which
law?
Back
Answer
Work & Power 200
In order for work to occur, these two things
must happen.
Back
Answer
Work & Power 400
Power is…
Back
Answer
Work & Power 600
If you push with 50.0 N of force and lift a
box 1.4 meters, how much work do you
do?
Back
Answer
Work & Power 800
How much work is done to hold a 50 N box
1.4 meters off the ground?
Back
Answer
Work & Power 1000
How much power is required to lift a 50N
chair 0.3 m in 3 seconds?
Back
Answer
Energy 200
What is the approximate GPE of a 42 kg box
that is 7.5 m above the ground?
Back
Answer
Energy 400
What is the approximate KE of a 1.35 kg
discus thrown with a speed of 23.0 m/s?
Back
Answer
Energy 600
The energy associated with the bending or
deformation of material is ________.
Back
Answer
Energy 800
What specifically happens to the kinetic
energy of an object as it falls to the
ground?
Back
Answer
Energy 1000
A roller coaster car is at the top of the first
hill just about to drop. What type of
energy is most closely associated with this
situation?
Back
Answer
Waves 200
Sound travels at a speed of 340 m/s. What
frequency would correspond to a sound
wave with a wavelength of 0.025 m?
Back
Answer
Waves 400
In steel, a sound wave travels at a speed of
5000. m/s. What would be the
wavelength of a sound produced that
came from a 512 Hz tuning fork that was
touched to the steel?
Back
Answer
Waves 600
A wave that moves perpendicular to the
disturbance that creates it is this type of
wave.
Back
Answer
Waves 800
The amount of energy that a wave carries is
closely related to this part of a wave.
Back
Answer
Waves 1000
What general category of waves need a
medium in which to travel?
Back
Answer
Motion 200 Answer
5.10 m/s
Back to Board
Motion 400 Answer
1.6 m/s2
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Motion 600 Answer
Slowing down (in the positive direction)
or speeding up (in the negative
direction)
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Back to Board
Motion 800 Answer
3.7 hr
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Motion 1000 Answer
Acceleration
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Forces 200 Answer
It will triple
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Forces 400 Answer
150 Newtons
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Forces 600 Answer
Acceleration
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Forces 800 Answer
0.250 kg
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Forces 1000 Answer
33 N
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Newton’s Laws 200 Answer
Newton’s 2nd Law
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Newton’s Laws 400 Answer
Newton’s 1st Law
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Newton’s Laws 600 Answer
Inertia
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Newton’s Laws 800 Answer
Newton’s 3rd Law
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Newton’s Laws 1000 Answer
Newton’s 3rd Law
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Work & Power 200 Answer
Force applied over a distance
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Work & Power 400 Answer
The rate of doing work
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Work & Power 600 Answer
70. Joules
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Work & Power 800 Answer
Zero – no distance moved
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Work & Power 1000 Answer
5 Watts
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Energy 200 Answer
3200 Joules
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Energy 400 Answer
357 Joules
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Energy 600 Answer
Elastic Potential Energy
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Energy 800 Answer
It increases
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Back to Board
Energy 1000 Answer
Gravitational Potential Energy
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Waves 200 Answer
14,000 Hz
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Waves 400 Answer
9.78 meters
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Waves 600 Answer
transverse
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Waves 800 Answer
amplitude
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Waves 1000 Answer
mechanical
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Final Jeopardy Answer
35.2 m/s
Back to Board
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