native people Flashcards
(5 cards)
how was physical and chemical changes used?
curinga nd tanning hides, making dyes and medicines from plants, preserving foods
what is drying
physical change
what is killing the bacteria
chemical change
what is it know for
improves the flavour of the meat and provided a dietary source of fat, iodine and vitamins
what happens when dried
catches on fire which is a chemical change