On Thursday and Friday we took notes on fingerprints and techniques for lifting latent prints. We also practice identifying a print as a loop, whorl, or arch. We also practiced using fingerprint powder to lift a latent print and see if we could identify minutiae on the prints.
Archive | August 25, 2019
H Chemistry 8.22-23.19
On Thursday and Friday we took notes on ionic and covalent bonding and developed models for showing how valence electrons are transferred (ionic) or shared (covalent) during bonding.
On Monday we will have a lab to create models of atoms.