Laws of Motion
simple machines
formulas
calculations
true or false
100
says that F = ma
What is 2nd law?
100
has 3 classes based on the location of the fulcrum, input and output forces.
What are levers?
100
the formula for force
What is mass times acceleration?
100
Calculate the momentum of a 5.0 kg ball moving through the air at 6.0 m/s.
What is 30 kg m/s?
100
potential energy can become kinetic energy
What is true
200
says that for every action there is an equal and opposite reactions
What is 3rd law?
200
is an inclined plane wrapped around a cylinder
What is screw
200
the formula for work
What is force times distance?
200
What is the potential energy of a 3 kg ball that is on the ground?
What is zero?
200
Your mass changes depending on the force of gravity.
What is false
300
is sometimes called the law of inertia
What is 1st law?
300
a nail is an example of this type of simple machine
What is a wedge?
300
the formula for power
What is word divided by time
300
What is the force necessary for a 2500 kg truck to accelerate forward at 3.0 m/s2?
What is 7500 N?
300
Joules are the units for both work and energy.
What is true
400
says that an object in motion tends to stay in motion
What is 1st law
400
True of False A longer ramp has a higher mechanical advantage than a shorter ramp.
What is true?
400
the formula for calculating kinetic energy
What is 1/2 mass times velocity squared.
400
What is the kinetic energy of a 3000.0 kg boat moving at 5.00 m/s
What is 37,500 J
400
A joule is equal to kg m/s2
What is false - Newton
500
is demonstrated by Newton's cradle
What is 3rd law?
500
List the 6 types of simple machines.
What is lever, wedge, pulley, screw, wheel and axle, inclined plane?
500
the formula for gravitational potential energy
What is mass times gravity times height
500
What amount of work is required to move a 15 kg rock 5.0 meters? (Recall that acceleration due to gravity is 9.8 m/s2)
What is 740 J?
500
A watts is the unit for power.
What is true?
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