Lesson 20: fossils practical
20% methanoic acid heated takes away limestone and leaves the fossil
repeated rinses in water to get rid of the acid
separate by sieve size (graded filters)
looking for dark & shiny - usually fossils
look under a low-powered microscope
Protocol:
Scientific drawing:
clean lines
scale (write the magnification)
italicized scientific names
labels outside of image
no arrow heads
ruler for label lines
fill the page
label key features of interest
draw what you see