c/c_Science_Grade 6_Les mélanges :séparés en utilisant une différence dans les propriétés des constituants du mélangeconnaissances des peuples autochtones de la région sur les méthodes de séparation et d'extraction

Subject

Science

Grade

Grade 6

Concept/Content

mixtures:

separated using a difference in component properties
local First Peoples knowledge of separation and extraction methods

Elaboration

density (e.g., centrifuge or settling, silt deposits in a river delta, tailings ponds, Roman aqueduct settling sections)
particle size (e.g., sieves, filters)

historical and current First Peoples use of separation and extraction methods (e.g., eulachon oil, extraction of medicines from plants, pigments, etc.)

keywords

separated using a difference in component properties

local First Peoples knowledge