Earth Science Exam 1 Questions and Answers 100% Pass

Earth Science Exam 1 Questions and Answers 100% Pass Mineral - Correct Answer ️️ -A solid inorganic substance of natural occurrence. Crystal - Correct Answer ️️ -A substance in which the particles are arranged in an orderly, geometric, repeating pattern. Atomic Number - Correct Answer ️️ -The number of protons in the nucleus of an atom. Atomic Mass - Correct Answer ️️ -The average mass of all the isotopes of an element. Isotope - Correct Answer ️️ -Atoms of the same element that have different numbers of neutrons. Rock - Correct Answer ️️ -A naturally occurring solid mixture of one or more minerals or organic matter. Rock Cycle - Correct Answer ️️ -A series of processes on the surface and inside Earth that slowly changes rocks from one kind to another. Igneous Rock - Correct Answer ️️ -A type of rock that forms from the cooling of molten rock at or below the surface. Sedimentary Rock - Correct Answer ️️ -A type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together. Streak - Correct Answer ️️ -The color of a mineral in powdered form. Metamorphic Rock - Correct Answer ️️ -A type of rock that forms from an existing rock that is changed by heat, pressure, or chemical reactions. Lithosphere - Correct Answer ️️ -A rigid layer made up of the uppermost part of the mantle and the crust. Atmosphere - Correct Answer ️️ -A mixture of gases that surrounds a planet or moon. Mantle - Correct Answer ️️ -A layer between Earth's crust and the outer core. Inner Core - Correct Answer ️️ -A dense sphere of solid iron and nickel at the center of Earth. Outer Core - Correct Answer ️️ -A layer of molten iron and nickel that surrounds the inner core of Earth. Moho - Correct Answer ️️ -The boundary between the earth's mantle and crust. Pangea - Correct Answer ️️ -A supercontinent containing all of Earth's land that existed about 225 million years ago. Hardness - Correct Answer ️️ -A measure of how easily a mineral can be scratched. Luster - Correct Answer ️️ -The way a mineral reflects light from its surface. Fracture - Correct Answer ️️ -The way a mineral looks when it breaks apart in an irregular way. Cleavage - Correct Answer ️️ -A mineral's ability to split easily along flat surfaces. Bowen's Reaction Series - Correct Answer ️️ -Shows the order of mineral crystallization and composition of rocks. Kimberlites - Correct Answer ️️ -Rare, ultrabasic rock where diamonds are found. Hydrosphere - Correct Answer ️️ -All the water at and near the surface of the earth