Momentum
Work
Definitions
PE/KE
Force
100
mxV
What is momentum
100
you carry a 20N bag of dog food up a 6m flight of stairs. how much work was done?
What is 120J
100
-measure of the product of an object mass and velocity
What is momentum
100
Energy of motion
What is kinetic energy
100
In a tug of war when one team is pulling with a force of a 100N and the other 80N, what is the net force.
What is 20N
200
two variables momentum depend upon?
What is mass & velocity
200
you are pushing a 20N object for 3 meters. if you have to push with 30N to do this, how efficient is your work?
What is 4.50m
200
joule
What is the unit for energy and work
200
an 8kg flower pot falls from a window ledge 12m above a side walk. what is its kinetic energy as it reaches the sidewalk?
What is 960J
200
how much net force is required to accelerate a 2000 kg car at 3.00m/s squared.
What is 60000N
300
kgm/s
What is the unit o momentum
300
you push a 10N object 10meters. How much work was done on the object?
What is 100J
300
energy
What is the ability to operate forces?
300
a 8kg cat is running 4m/s. how much kinetic energy does it have?
What is 64J
300
if a body builder lift a 50kg weight above his head, how much work did he do.
What is 1000J
400
the change in momentum equals?
What is impulse
400
you push down a 3N box for 10 minutes. how much work was done.
What is 0 or no work
400
work
What is the use of energy
400
calculate the potential energy of a 5kg object sitting on a 3meter ledge.
What is 150J
400
if you push with a 5N on a 1kg box that is resting on a floor where u=0.3, will the box move?
What is yes ?
500
a sports car is being driven at 35m/s. if it has a mass of 1000kg, what is its momentum?
What is 35000kgm/s
500
Find the work done by a 25N force applied for 6s.
What is 150J
500
potential energy
What is energy of position
500
A 4kg rock is rolling 10m/s. find its kinetic energy.
What is 200J
500
if a boy shoot a basket ball 30m/s and it weight 20kg, whats the force being applied?
What is 600N
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