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MNMD&M
Metals, Non-Metals, Metalloids, Density & Minerals
| Question | Answer |
|---|---|
| A ______ is usually classified as a metalloid. | semi-conductor |
| TRUE or FALSE: Metals can be described as brittle. | FALSE |
| Measuring the conductivity of an unknown element will help classify it as a ______, non-metal, or metalloid. | metal |
| Electrical wires are made from metals such as ______ and chromium because metals are good conductors of electricity. | copper |
| Metals may have a______ luster. | shiny |
| TRUE or FALSE: The density formula is mass divided by volume. | TRUE |
| The properties of non-metals are no luster, ______, and no conductivity. | brittle |
| The density of _______ is 1.00 g/cm3. | water |
| TRUE or FALSE: Metals can be described as shiny. | TRUE |
| One test of a ________ is the streak test in which the color of powder left behind when the mineral is rubbed on a surface. | mineral |
| The ability to transfer thermal and ______ energy is known as conductivity. | electrical |
| The most common minerals are ________. | silicates |
| Unlike non-metals, most metals tend to conduct ______ and heat well. | electricity |
| TRUE or FALSE: All mineral streak tests leave the same color on the streak plate as the mineral's color. | FALSE |
| To be classified as a metalloid, the properties must be shiny or _____, usually brittle, and semi-conductors. | dull |
| Pyrite is known as fool's _____ because it is the same color as gold. | gold |
| TRUE or FALSE: Metals can be described as malleable. | TRUE |
| Minerals may be the same in color, but the streak ______ can be different. | color |
| The properties of metals are shiny, ______, good conductors. | malleable |
| TRUE or FALSE: The formula to calculate density is D = M + V | FALSE |
| Hardness of a mineral can be tested by ______ the mineral against other substances of known hardness. | scratching |
| TRUE or FALSE: If the density and volume are known, then to determine the mass the formula would be M = D ÷ V | FALSE |
| Minerals are ______ solids that have a repeating crystal structure. | inorganic |
| To find the ______ of an unknown mineral, physical properties of the mineral such as color, hardness, luster, and streak are used to determine the ________ of the mineral. | identity |
| Mohs Hardness Scale is a scale of one to _______ Scientists use to identify minerals by their hardness. | ten |
| TRUE or FALSE To determine the volume if the density and mass are known the formula would be: V = D ÷ M | FALSE |
| The mass of an object is 60g and the volume is 12mL. To calculate the density (using the density ________), the equation would be 60 ÷ 12 | formula |
| Luster is the way ______ reflects off an object. | light |
| TRUE or FALSE: According Mohs Hardness Scale, talc is able to scratch diamond. | FALSE |
| The hardest mineral is ________. | diamond |
| The softest mineral is ______. | talc |
| TRUE or FALSE: Metals can be described as shiny. | TRUE |
Created by:
oakhills
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