click below
click below
Normal Size Small Size show me how
8 Sci Ch 9-2 vocab
8th Grade Science Chapter 9 Lesson 2
Term | Definition |
---|---|
metal | A class of elements charaterized by physical properties that include shininess, malleability, ductility, and conductivity. |
luster | The way a mineral reflects light from its surface. |
malleable | A term used to describe material that can be hammered or rolled into flat sheets. |
ductile | A term used to describe a material that can be pulled out into a long wire. |
thermal conductivity | The ability of an object to transfer heat. |
electrical conductivity | The ability of an object to carry electric current. |
reactivity | The ease and speed with which an element combines, or reacts, with other elements and compounds. |
corrosion | The gradual wearing aay of a metal element due to a chemical reaction. |
alkline Earth metal | An element in Group 2 of the periodic table. |
transition metal | One of the elements in Group 3 through 12 of the periodic table. |