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how do you know if Wexternal is 0 in a scenario? for example this one: A 30-kg sledder goes down a 6.0 m high snowy
how do you know if Wexternal is 0 in a scenario? for example this one: A 30-kg sledder goes down a 6.0 m high snowy slope from rest, hitting 7.0 m/s as she reaches the bottom. Was there any increase in thermal energy? If so, about how much? a) What do we need to include in our system
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Physics Principles With Applications ()
Authors: Douglas C. Giancoli Page
5th Edition
0136119719, 9780136119715
