1. Chemistry is… …a systematic study (science) …the study of the composition and properties of matter. …the study of the reactivity of substances …the study of organic and inorganic substances …the study of connections between the everyday world and the molecular world

2. Vocabulary Physical property –Property that can be observed or measured without changing a sample’s chemical makeup –Examples: Mass, volume, density

3. More physical properties… Color Texture Hardness Luster Electrical conductivity Ability to conduct heat (thermal conductivity) Brittleness/ malleability

4. …yet more physical properties absorption acceleration angle area capacitance concentration conductance density dielectric displacement distribution efficacy electric charge electric current electric field electric potential emission energy expansion exposure flow rate fluidity frequency force gravitation impedance inductance intensity irradiance length location luminance magnetic field magnetic flux mass molality moment momentum permeability permittivity power pressure radiance solubility resistance spin strength substance temperature tension thermal transfer time velocity viscosity volume