Kermit (a frog) is converting energy from his muscles into kinetic energy at an efficiency of 40%. He is hopping under an angle of 30° with respect to the horizontal. By spending 45 mJ he tries to cover a distance of 40 cm and a height of 1 cm. His mass is 50 g. Will he be successful? Sketch the dynamics of the distance x(t), and height z(t) and the trajectory z(x)

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Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Kermit (a frog) is converting energy from his muscles into kinetic energy at an efficiency of 40%. He is hopping under an angle of 30° with respect to the horizontal. By spending 45 mJ he tries to cover a distance of 40 cm and a height of 1 cm. His mass is 50 g. Will he be successful?
Sketch the dynamics of the distance x(t), and height z(t) and the trajectory z(x)

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