WGU C165 (Integrated Physical Sciences) Exam Questions With Answers | Latest Graded A+ (2023/2024)

Thermosphere - ANSWER-The atmospheric layer above the mesosphere where auroras occur, ISS orbits here Exosphere - ANSWER-The outer layer of the atmosphere physical change - ANSWER-When matter changes in appearance without changing in chemical composition chemical change - ANSWER-When matter changes in chemical composition chemical reaction - ANSWER-When chemical bonds are formed/broken in a chemical change Reactants - ANSWER-The substances present before a chemical reaction begins Products - ANSWER-The substances formed during a chemical reaction Ion - ANSWER-An atom with a net electric charge (i.e., not neutral) ionic bond - ANSWER-Chemical bond formed between a positively charged atom and a negatively charged atom, where a valence electron is given from one to the other ionic compound - ANSWER-Compounds formed via ionic bonds, usually a combination of a metal and one or more non-metals covalent bond - ANSWER-Bond formed between atoms that share valence electrons metallic bond - ANSWER-Bond formed between atoms of metals using an electron sea where valence electrons move about freely period - ANSWER-Name for a row in the periodic table group - ANSWER-Name for a column in the periodic table family - ANSWER-Name for elements in the same group of the periodic table that have the same number of valence electrons metals - ANSWER-Term for elements that tend to lose electrons malleability - ANSWER-The ability to be shaped by pounding without breaking apart ductility - ANSWER-The ability to be stretched into wire nonmetals - ANSWER-Term for elements with electrons very tightly associated with the nucleus metalloids - ANSWER-Term for elements that are shiny like metal but have intermediate electrical conductivity (i.e. semiconductors) law of conservation of matter - ANSWER-Term for the fact that matter cannot be created/destroyed, but can be converted between forms through physical or chemical changes coefficient - ANSWER-Number used to indicate the ratio of chemicals in a reaction, written before chemical formula Temperature - ANSWER-Term for the measure of the average kinetic energy per particle