10/11/10
Post date: Oct 11, 2010 8:6:14 PM
Questions on pages 267-273 or page 273 assignment?
Quiz 6
Separating a mixture
filtering - takes out any object larger than the holes in the filter
heating/boiling - boil off water and leave everything else
manual - pick apart by hand or with tweezers
magnet - pull out any magnetic metals
centrifuge - spins quickly to separate things by their densities
Air gun - blow off lighter materials, leaving heavier ones behind
Decanting - works when two liquids are together, but don't mix well (form 2 layers) - pour top layer off, leaving bottom layer behind
Sponge - soak up water and anything dissolved in water
Begin separating a mixture lab