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Physics
what is the kinetic energy of a bear with a mass of 65 Kg and running at a speed of 20 m/s ?
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what is 1/2 m v^2
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A running back has 3500 J of kinetic energy and is running at a speed of 8 m/s. Calculate his mass.
Top answer:
KE = 1/2 m*v^2
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A running back has a mass of 812 g and is running at a velocity of 9 m/s. How many joules of kinetic energy does the running
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pretty small running back ... K.E. = 1/2 m v^2 = 1/2 * .812 * 9^2 ... J
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The energy of motion is known as
kinetic energy is energy at work-- energy of motion Examples: a lawn mower cutting grass, a car
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b. kinetic energy
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Which object has the greatest kinetic energy? a a truck with a mass of 3,500 kg moving at 30 m/s b a person with a mass of 73 kg
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The object with the greatest kinetic energy is d) a locomotive engine with a mass of 205,000 kg
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Which object has the greatest kinetic energy?
A: a truck with a mass of 3,500 kg moving at 30 m/s B: a person with a mass of 73
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K.E. = (1/2)MV^2 Substitute the numbers and see which gives the larger KE. Post your work if you get
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Which object has the greatest kinetic energy?
A) a fast pitched baseball with a mass of .5 KG moving at 46.9 m/s B) a locomotive
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To determine which object has the greatest kinetic energy, we use the formula for kinetic energy:
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Which object has the greatest kinetic energy?
a a truck with a mass of 3,500 kg moving at 30 m/s b a fast pitched baseball with a
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d. a locomotive engine with a mass of 205,000 kg moving 5 m/s
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Which object has the greatest kinetic energy?
a a fast pitched baseball with a mass of .5 kg moving at 46.9 m/s b a person with a
Top answer:
A fast pitched baseball with a mass of .5 kg moving at 46.9 m/s
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Which object has the greatest kinetic energy?
a a person with a mass of 73 kg running 6 m/s b a truck with a mass of 3,500 kg
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d) The fast pitched baseball with a mass of .5 kg moving at 46.9 m/s has the greatest kinetic
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Kinetic Energy and the Work/Energy Theorem:
1.) How much kinetic energy does a 700-gram baseball have that is travelling at 20
Top answer:
KE = 1/2 mv^2 W = KE once again KE = Fd The F is Friction = mu Fn = mu mg in this case.
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