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Gr 5 Matter

Gr 5 Test on Matter

QuestionAnswer
matter anything that takes up space, has mass, and can be a solid, liquid or gas
atoms the smallest part of an element made of three particles: protons, electrons, and neutrons
mixture a combination of two or more substances that do not form a new substance
periodic table a chart that shows all elements arranged by their atomic numbers and properties
element a pure substance made up of only one kind of atom, such as oxygen
solid this state of matter has a definite volume and a definite shape
liquid this state of matter has a definite volume but not a definite shape
gas this state of matter has no definite volume or shape
compound this is formed when two or more elements are joined together chemically, such as H2O
solutions a mixture in which one substance dissolves into another, such as sugar and water
chemical change a change that results in one or more new substances being formed, such as a ripening tomato turning red
physical change a change in which no new substances are formed, such as ice melting
molecules a small piece of matter made up of two or more atoms, chemically joined together
volume the amount of space an object or substance takes up
temperature increase this temperature change can cause matter to change from a liquid to a gas or from a solid to a liquid
temperature decrease this temperature change can cause matter to change from a liquid to a solid or from a gas to a liquid
evaporation a change from a liquid to a gas, such as water to water vapor
melting a change from a solid to a liquid, such as ice to water
freezing a change from a liquid to a solid, such as water to ice
condensation a change from a gas to a liquid, such as water vapor to water
Created by: Dragonsges