Extrusive igneous rocks Study guides, Class notes & Summaries

LUOA Earth Science Module 2 (2023/2024) Rated A 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 is made of li...

GACE Middle Grades Science Exam Questions With 100% Correct Answers Tidal hypothesis - answerTheory that the solar system started with a near collision of sun and large star. Few astronomers believe this theory. condensation hypothesis - answersolar 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 - answerOuter core- liquid; inner core- solid. Very dense in center...

GACE Middle Grades Science Exam Questions With 100% Correct Answers Tidal hypothesis - answerTheory that the solar system started with a near collision of sun and large star. Few astronomers believe this theory. condensation hypothesis - answersolar 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 - answerOuter core- liquid; inner core- solid. Very dense in center...

Age of Earth 4.6 billion years Seismometer Instrument used to measure horizontal or vertical motion during an earthquake. Uniformitarianism The past geological events can be explained by forces occurring today Alfred Wegener A German scientist who proposed the theroy of continental drift Geologic evidence of continental drift -rock units on different continents have similar structure Mid Ocean Ridges -submerged mountain regions -longest continuous feature of the earths crust -tensio...

Anion - correct answer A negatively charged ion Aphanitic - correct answer An igneous rock texture that refers to the grains not visible to the naked eye, and therefore indicative of fast cooling. Aureole - correct answer The zone of metamorphosed rock surrounding an igneous intrusion and showing the effects of contact metamorphism Bar - correct answer A unit of pressure equal to 10 to the 6th dynes/cm2, approximately one atmosphere (atm) Bowen's Reaction Series - correct a...

Theory of Plate Tectonics - Answer A theory stating that Earth's lithosphere is broken into huge plates that move and change in size over time - explains the process of continental drift - theory is a fusion on the theories of continental drift and seafloor spreading - continents are not floating on the ocean, rather they are rooted What are the 10 major plates of the Earth's lithosphere? - Answer African, Antarctic, Australian, Eurasian, North American, South American, Pacific, Cocos, N...

PHSC 211 Chapter 5 Quiz (Fall 2020)– Liberty University (A grade) For questions 1-6, refer to the diagram above. 1. What type of unconformity is located between B and E? a. Nonconformity b. Disconformity c. Angular unconformity d. Paraconformity 2. What kind of unconformity is located between D and E? a. Nonconformity b. Disconformity c. Angular unconformity d. Paraconformity 3. Which unit is oldest? a. A b. B c. C d. D e. E 4. Which unit is youngest? a. A b. B c....

EAPS 112 - Chapter 2 (Minerals and Rocks) Exam Questions & Answers 2023/2024 Minerals are naturally occurring, organic, crystalline solids. - ANSWER-False The atomic number of an element is determined by the number of protons in the nucleus - ANSWER-True Metamorphic rocks form from when magma cools - ANSWER-False The silica tetrahedron is the building block of all silicate minerals and continues one silicon atom and three oxygen atoms - ANSWER-False (4 oxygen) Igneous rocks can be...

Mineral a naturally occuring, inorganic crystalline material with a unique chemical composition. Silicate any one of numerous minerals that have an oxygen and silicon tetrahedron as their structure Brainpower 0:01 / 0:15 Silicon Oxygen Tetrahedron a structure composed of four oxygen atoms surrounding a silicon atom that constitutes the basic building block of silicate minerals Streak the color of a mineral in powder form. Luster the appearance or quality of l...

1. The same objects have the same density (NO MATTER WHAT SIZE) 2. The closer isolines are... the steeper the gradient (diagram: North side is steepest) 3. The altitude of Polaris equals... the latitude of the observer Diagram: Observer's altitude = 66.5 degrees North 4. The Earth rotates West to east 15 degrees per hour in 24 hours or one day 5. Latitude lines run Longitude lines run east-west, but measure north or south of the equator north-south, but measure east or west...