Chemistry Chapter 2. Living organisms are made up of matter. matter = anything that occupies space and has mass chemistry = the study of matter and changes.
Hydrology Hydro means water logy means the study of Frank Beckwith [email protected]@mail.santarosa.k12.fl.us Avalon Middle School.
Lecture 3 - Mineralogy .
PRACTICE LT#1 PROBLEMS R.D. BOLINAS. CHOICES – answers are in the Notes section AB C D EF G H I.
Chemistry of Living Systems. Chemistry of Atoms Atom: smallest unit of matter Three components of an atom are… Electrons -1 Protons +1 Neutrons.
Water Molecule Like repels – push apart Opposite attracts – come together Magnet – like charges repel; unlike (opposite) charges attract Electrically.
DNA Deoxyribonucleic Acid The Code of Life. How did scientists figure out that DNA was the genetic material and the structure of DNA? Proteins -?genetic.
Molecular Models Activity KeysKeys Molecular Model's Activity .
Covalent Bonding Ch. 16. The Nature of Covalent Bonding 16-1 Skip pgs 444 - 451.
Earth- the Water Planet About 71% of the Earth’s surface is covered in water Without water, life cannot exist Water has unique properties that enables.
Catalyst (12/13) 1. Where in the body are more microvilli found? Why? Kidney, intestines, nose, tastebuds—so the cell can absorb more of whatever substance.
Please be Seated. New from Lecture-Demonstration Art Exhibit: Perception and Illusion: The Physics of Light and Optics Union Gallery, 1 st Floor, Stamp.