The kinetic energy, E of an object, in Joules, is proportional to its mass m, in kg times the square of its velocity, v in meters per second. 3 Write a formula for E in terms of m and v. (a) *Hint: Other than the equal sign, no other symbols should be used. (b) A8 kg object with a velocity of 10 m/s has a total kinetic energy of 400 Joules. Find the constant of proportionality. k = (c) What is the kinetic energy of a 45 kilogram object traveling at a velocity of 12 m/s?
The kinetic energy, E of an object, in Joules, is proportional to its mass m, in kg times the square of its velocity, v in meters per second. 3 Write a formula for E in terms of m and v. (a) *Hint: Other than the equal sign, no other symbols should be used. (b) A8 kg object with a velocity of 10 m/s has a total kinetic energy of 400 Joules. Find the constant of proportionality. k = (c) What is the kinetic energy of a 45 kilogram object traveling at a velocity of 12 m/s?
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Transcribed Image Text:The kinetic energy, E of an object, in Joules, is proportional to its mass m, in kg times the square of its
velocity, v in meters per second.
3
Write a formula for E in terms of m and v.
(a)
*Hint: Other than the equal sign, no other symbols should be used.
(b) A8 kg object with a velocity of 10 m/s has a total kinetic energy of 400 Joules. Find the constant of proportionality.
k =
(c) What is the kinetic energy of a 45 kilogram object traveling at a velocity of 12 m/s?
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