Kinetic and potential energies are forms of ______________ energy
Fill in the blank(s) with correct word
mechanical
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Kinetic Energy: An object hits a wall and bounces back with half of its original speed. What is the ratio of the final kinetic energy to the initial kinetic energy of the object?
A. 1/2 B. 1/4 C. 1/8 D. 1/16
Why are the belts and zones on Saturn less distinct than the belts and zones on Jupiter?
What will be an ideal response?
The maximum temperature on the Kelvin scale is called ________.
A. gamma temperature B. absolute energy C. the vapor point D. absolute zero E. There is no maximum temperature on the Kelvin scale.
What is the longest wavelength of electromagnetic radiation that will eject photoelectrons from sodium metal for which the work function is 2.28 eV?
(c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s, 1 eV = 1.60 × 10-19 J) A) 580 nm B) 499 nm C) 633 nm D) 668 nm E) 545 nm