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Science
| Question | Answer |
|---|---|
| True or False: Although a few minerals are composed of single elements, most are made from *compounds*. | True |
| True or False: The most common minerals, feldspar and quarts, are *carbonates*. | False. They are silicates |
| True or False: Alfred Wegener used *satellite* evidence to support his theory of Continental Drift. | False. He used fossil evidence |
| True or False: Eroded materials are almost always carried *uphill*. | False, they are always carried *downhill* |
| True or False: Sedimentary rocks form from rock and mineral fragments, and metamorphic rocks form from *existing* rock. | |
| True | |
| Minerals always exist in a(n) _____ form. | Solid. |
| The most abundant elements in Earth's crust are ______. | Oxygen and silicon |
| Silver, gold, and copper have shiny surfaces and thus are said to have ______. | Metallic luster |
| The Hawaiian Islands are believed to have been produced from a _______. | Hot spot |
| A model that illustrates the predictable patterns of mineral formation from cooling magma is _______. | Bowen's reaction series. (This won't be on the test but I already typed this so ð¤·ð¾ââï¸) |
| Intrusive igneous rocks form ______. | Coarse-grained rocks |
| Extrusive rocks, which cool more rapidly than intrusive, are generally more _______. | Finely-grained |
| Which structure is formed at a divergent plate boundary? | Mid-ocean ridge |
| A _____ plate boundary is one where the two plates slide past each other. | Transformed |
| A mineral, such as salt, is naturally occurring but _______, in contrast to sugar. | Inorganic |
| _______ make up the most common mineral group. | Silicates |
| _________ is described as either metallic or nonmetallic. | Luster |
| A mineral's ______ rarely changes, but sometimes does not match its external color. | Streak |
| Mohs scale is used to compare the ______ of minerals. | Hardness |
| Rock formed from the crystallization of magma is called _________. | Igneous rock |
| Metamorphic rock with wavy layers and bands of minerals is _______ in texture. | Foliated |
| Landslides, moving water, wind, and glaciers cause ________ of surface minerals. | Erosion |