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Q2 Assessment
| Question | Answer |
|---|---|
| What cause tectonic plates to move? | convection currents |
| How are igneous rocks formed? | By cooling and hardening of lava |
| What is a core? | very hot, dense(heavy), and made of metal |
| Describe the mantle | consist of liquid molten material (magma) |
| Is the Earth's crust solid and made with a softer mantle below | Yes |
| What causes new crust to form? | sea floor spreading |
| Ring of Fire forms along side... | crustal plate boundary |
| Can Plate Tectonics explain why the same type of fossil can be found on continents separated by a body of water? | Yes |
| Sedimentary rocks form by way of what? | compaction and cementation |
| Where do igneous rocks come from? | volcanoes |
| Are metamorphic rocks changed by heat and pressure? | Yes |
| What do the rock's mineral types, texture, and color identify? | the rock's identity |
| What determines crystal size? | cooling rate |
| How are metamorphic rocks grouped? | By their bands(foliated) |
| Relative age of a rock layer can be determined by using what? | fossils |
| How is the Mid Ocean Ridge created? | By way of sea floor spreading |
| What happens to the temperature the deeper you get inside Earth? | increases(gets hotter) |
| Where is the oldest rock layer always located? | at the bottom |
| Where do rift valleys form from? | divergent boundary |
| Does convergent mean together or apart? | together |
| Does divergent mean together or apart? | apart |
| Mountains/Volcanoes form from what plate boundary? | convergent boundary |
| Where is the youngest rock layer located? | always at the top |
| Sea floor spreading forms from what plate boundary? | divergent boundary |
| Metamorphic rocks form from what? | other rocks |
| Igneous rocks form form what? | cooled lava |