Conceptual physics chapter 9 energy 47 concept development 9 1 practice page concept development 9 2 practice page 50 n during each bounce some of the balls mechanical 15 what are the two forms of mechanical energy a b 94 potential energy pages 148 149 16. 1 a sine curve that represents a transverse wave is drawn below with a ruler measure the wavelength and amplitude of the wave a wavelength b amplitude 2 a kid on a playground swing makes a complete to and fro swing each 2 seconds the frequency of swing is 05 hertz 1 hertz 2 hertz and the period is. Concept development 5 1 force diagrams and free fall sepdf file size 109 kb file type pdf. 800 j 200 w 6 kw 21 250 n block on a reaches bottom fi rst greater acceleration and less ramp distance although it will have the same speed at bottom the time it takes to reach that speed is different 10 10 10. Conceptual physics concept development 8 1 practice page momentum 1 a moving car has momentum if it moves twice as fast its momentum is as much 2 two cars one twice as heavy as the other move down a hill at the same speed compared to the lighter car the momentum of the heavier car is as much 3 the recoil momentum of a cannon that
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