Magma Study guides, Class notes & Summaries

The three Intermediate Periods in the history of ancient Egypt mark the collapse of Egyptian governments (the Old, Middle, and then New Kingdom) caused by natural cycles of drought. true or false Answer - true The Intermediate Periods did follow and mark the collapse of the Kingdoms. They were caused by the instability and famine from natural drought cycles. What are the Milankovitch cycles? Answer - The cycle of changes in Earth's wobble, tilt, and orbit The Milankovitch cycles are...

Bowens reaction series tells us that mafic minerals such as olivine and pyroxene crystallize from a magma chamber at relatively higher temperatures than felsic minerals such as K-feldspar and quartz. If a magma chamber undergoes fractional crystallization during cooling, the remaining magma should be_________ than the parent magma. - correct answerMore felsic The Earth's upper mantle is mainly made of peridotite, an ultramafic igneous rock with lots of olivine crystals. Which type of magma c...

LUOA earth science module 2 questions and answers 100% pass Copper is generally used for electrical wiring All rocks are made of minerals We all use minerals every day. We brush our teeth with toothpaste containing ____________, an abrasive powder that scrubs our teeth. We take a shower, get out and maybe put __________ powder on us. We turn on the light switch that has wires made of ___________. calcite, talcum, copper Why is oil not a mineral? (Choose 2) because it is a liquid, because it i...

Question 1 0.5 / 0.5 points 5.1. In Wikipedia, look up "Lava" and answer this question: What is the difference between lava and magma? a. The two terms have the same meaning. b. Magma is melted rock beneath the surface, lava is melted rock extruded onto thesurface. c. Lava is melted rock beneath the surface, magma is melted rock extruded onto thesurface. d. Lava is a specific kind of magma that has a ropy texture. Question 2 0.5 / 0.5 points 5.2. In Wikipedia, look up "Magma", s...

Clemson Geology 1010 - Exam #1 Latest Update Rated A principles claims something that has been proven - known to all as correct scientific method observation, questions, hypothesis, collect data, and evaluation hypothesis educated guess; "if-then" statement. needs to be testable; be predictive theories hypothesis but now has a lot of data supporting it; tested for years law essentially correct (always an exception) geology study of earth catastrophism everything was caused by 6 catastrop...

physical weathering - correct answerdisintegration to smaller pieces no chemical transformation increase in surface area ex. hammer rock wedging!!! water seeps through snd expands when frozen chemical weathering - correct answerchemical transformation of minerals to secondary minerals that are weaker in structure ex. rust (oxidation) biological weathering - correct answerplants and animals, microbes to transform rocks -breakdown into dirt and usable materials basaltic magma - corre...

GACE Middle Grades Science Latest Update with Verified Answers tidal hypothesis Theory that the solar system started with a near collision of sun and large star. Few astronomers believe this theory. condensation hypothesis solar system began with rotating clouds of dust and gas. Condensation happened in center to form sun, and smaller parts of clouds formed. More astronomers believe in this idea. Core Outer core- liquid; inner core- solid. Very dense in center. Believed that core is...

igneous rock formed as result of tectonic process that brings magma to earth's surface what's after volcano! sedimentary rock formed from the compaction of rock fragments what's after erosion! metamorphic rocks extreme pressure causes rocks to change... will next go into magma if heats up! Pangea 200 million years ago.. all continents together hydrosphere the many bodies of water on earth's surface groundwater water stored underground in rock formations called aquifers

EOS 120 Final Exam Flash Cards Exam Card QUESTIONS AND CORRECT DETAILED ANSWERS ( VERIFIED ANSWERS) |ALREADY GRADED A+ 2023 What are eubacteria and where did they come from? - CORRECT ANSWER They are bacteria that need oxygen to survive, they most likely evolved from archea bacteria. What are vestigal structures? - CORRECT ANSWER Structures that no longer serve a purpose. What are homolgous structures? - CORRECT ANSWER From similar ancestors yet these features are oriented differ...

Which of the following is an exogenic process? - weathering Which of the following is an endogenic process? - volcanism Uniformitarianism assumes that - the same physical processes we see today are a key to understanding the processes that have been operating throughout geologic time Which of the following is CORRECT regarding the geologic time scale? - The bulk of Earth's history has occurred during the Precambrian eon. Which of the following is NOT a criteria to be classified as a mine...