See BP199 for the original "stays put vs. tumbles".
Adjacent-numbered pages: BP268 BP269 BP270 BP271 BP272  *  BP274 BP275 BP276 BP277 BP278
rotate, physics
arial_font_centered_connected_symbol [smaller | same | bigger]
Merse E. Gáspár
Adjacent-numbered pages: BP270 BP271 BP272 BP273 BP274  *  BP276 BP277 BP278 BP279 BP280