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Science Final Review The central region of an atom. a) b) c) d) Nucleus Electron Proton Neutron The central region of an atom. a) b) c) d) Nucleus Electron Proton Neutron Negatively charged particle of an atom. a) b) c) d) Nucleus Electron Proton Neutron Negatively charged particle of an atom. a) b) c) d) Nucleus Electron Proton Neutron A type of chemical reaction that gives off energy. a) b) c) d) Synthesis reaction Endothermic Exothermic Decomposition reaction A type of chemical reaction that gives off energy. a) b) c) d) Synthesis reaction Endothermic Exothermic Decomposition reaction In which kind of chemical reaction do two or more substances combine to form one new compound? a) b) c) d) Synthesis reaction Endothermic Exothermic Decomposition reaction In which kind of chemical reaction do two or more substances combine to form one new compound? a) b) c) d) Synthesis reaction Endothermic Exothermic Decomposition reaction ____ Energy given to an object that is lifted ____The ability to do work ____The energy of motion • A. Energy • B. gravitational potential energy • C. kinetic energy __B__ Energy given to an object that is lifted __A__The ability to do work __C__The energy of motion • A. Energy • B. gravitational potential energy • C. kinetic energy ____The total amount of energy an object has because of its position. ____The energy of moving electrons ____Comparing the amount of energy before and after a conversion. a. potential energy b. electrical energy c. energy efficiency __a__The total amount of energy an object has because of its position. __b__The energy of moving electrons __c_Comparing the amount of energy before and after a conversion. a. potential energy b. electrical energy c. energy efficiency The number of waves produced in a given amount of time is... A. Wavelength B. Amplitude C. Frequency D. Wave speed The number of waves produced in a given amount of time is... A. Wavelength B. Amplitude C. Frequency D. Wave speed How many atoms are represented in the formula CaCO3? A. three B. four C. five D. six How many atoms are represented in the formula CaCO3? A. three B. four C. five D. six Most of the elements in the periodic table are _______________. A. Gases B. Non-metals C. Metals D. Metalloids Most of the elements in the periodic table are _______________. A. Gases B. Non-metals C. Metals D. Metalloids If a spoonful of salt is mixed in a glass of water, what is the water called? A. element B. solvent C. solution D. solute If a spoonful of salt is mixed in a glass of water, what is the water called? A. element B. solvent C. solution D. solute How does a physical change differ from a chemical change? A. New materials are produced in a physical change. B. New volumes are created in a physical change. C. The change is reversible in a physical change. D. The composition is unchanged in a physical change. How does a physical change differ from a chemical change? A. New materials are produced in a physical change. B. New volumes are created in a physical change. C. The change is reversible in a physical change. D. The composition is unchanged in a physical change. Which property of matter is a measure of gravitational force? A. mass B. volume C. density D. weight Which property of matter is a measure of gravitational force? A. mass B. volume C. density D. weight Which of the following occurs when a liquid becomes a gas? A. The particles break away from each other. B. The particles give off energy. C. The particles slow down. D. The particles move closer together Which of the following occurs when a liquid becomes a gas? A. The particles break away from each other. B. The particles give off energy. C. The particles slow down. D. The particles move closer together What is the smallest particle that a substance can be divided into and still be the same substance? A. electron B. atom C. proton D. neutron What is the smallest particle that a substance can be divided into and still be the same substance? A. electron B. atom C. proton D. neutron For a chemical bond to break, A. energy is required. B. individual atoms must be present. C. solids must be dissolved. D. covalent compounds must be mixed. For a chemical bond to break, A. energy is required. B. individual atoms must be present. C. solids must be dissolved. D. covalent compounds must be mixed. A periodic disturbance in a solid, liquid or gas as energy is transmitted through a medium. A. crest B. amplitude C. wave D. energy A periodic disturbance in a solid, liquid or gas as energy is transmitted through a medium. A. crest B. amplitude C. wave D. energy The bending of a wave as the wave passes between two substances in which the speed of the wave differs is called: a. b. c. d. Reflection Diffraction Interference Refraction The bending of a wave as the wave passes between two substances in which the speed of the wave differs is called: a. b. c. d. Reflection Diffraction Interference Refraction The amplitude of a sound’s wave determines the sound’s a. b. c. d. Pitch Resonance Loudness Sound quality The amplitude of a sound’s wave determines the sound’s a. b. c. d. Pitch Resonance Loudness Sound quality __________________ is the unit for measuring a sound’s loudness. a. b. c. d. Interference Decibel Resonance tinnitus __________________ is the unit for measuring a sound’s loudness. a. Interference b. Decibel c. Resonance d. Tinnitus A wave interaction with matter that causes light to change its energy, direction of motion, or both a. b. c. d. Refraction Absorption Diffraction Reflection A wave interaction with matter that causes light to change its energy, direction of motion, or both a. Refraction -*b. Absorption c. Diffraction d. Reflection The frequency of a sound wave determines a. b. c. d. The pitch of the sound The loudness of the sound The sound quality The type of interference The frequency of a sound wave determines a. The pitch of the sound b. The loudness of the sound c. The sound quality d. The type of interference An echo is most likely to result when a sound hits a surface that is a. b. c. d. Bumpy and soft Smooth and soft Smooth and hard Bumpy and hard An echo is most likely to result when a sound hits a surface that is a. Bumpy and soft b. Smooth and soft c. Smooth and hard d. Bumpy and hard The type of electromagnetic wave that causes sunburn is a. b. c. d. Gamma ray Ultraviolet Microwave Infrared wave The type of electromagnetic wave that causes sunburn is a. Gamma ray b. Ultraviolet c. Microwave d. Infrared wave The constant velocity of a falling object when the force of gravity is balanced by the force of air is called a. b. c. d. Inertia Momentum Acceleration Terminal velocity The constant velocity of a falling object when the force of gravity is balanced by the force of air is called a. b. c. d. Inertia Momentum Acceleration Terminal velocity The color of an opaque object is determined by the colors that are a. b. c. d. Reflected Diffracted Transmitted Refracted The color of an opaque object is determined by the colors that are a. b. c. d. Reflected Diffracted Transmitted Refracted According to Newton’s First Law of Motion, a moving object that is not acted on by an unbalanced force will a. b. c. d. Eventually come to a stop Remain in motion Change its momentum Accelerate According to Newton’s First Law of Motion, a moving object that is not acted on by an unbalanced force will a. b. c. d. Eventually come to a stop Remain in motion Change its momentum Accelerate THE ACCELERATION OF AN OBJECT DEPENDS ON THE MASS OF THE OBJECT AND THE AMOUNT OF FORCE APPLIED. A. B. C. D. Newton’s First Law of Motion Newton’s Second Law of Motion Newton’s Third Law of Motion Newton’s Fourth Law of Motion THE ACCELERATION OF AN OBJECT DEPENDS ON THE MASS OF THE OBJECT AND THE AMOUNT OF FORCE APPLIED. A. B. C. D. Newton’s First Law of Motion Newton’s Second Law of Motion Newton’s Third Law of Motion Newton’s Fourth Law of Motion ALL OBJECTS TEND TO RESIST ANY CHANGE IN MOTION IS CALLED ______________. A. B. C. D. Momentum Terminal velocity Inertia acceleration ALL OBJECTS TEND TO RESIST ANY CHANGE IN MOTION IS CALLED ______________. A. B. C. D. Momentum Terminal velocity Inertia acceleration ANY TIME AN ENERGY CONVERSION TAKES PLACE, SOME OF THE ORIGINAL ENERGY IS CHANGED INTO ________________. A. B. C. D. Thermal energy Light energy Potential energy Sound energy ANY TIME AN ENERGY CONVERSION TAKES PLACE, SOME OF THE ORIGINAL ENERGY IS CHANGED INTO ________________. A. B. C. D. Thermal energy Light energy Potential energy Sound energy FOSSIL FUELS ARE CONSIDERED WHICH OF THE FOLLOWING? A. Renewable resources B. Kinetic resources C. Solar resources D. Nonrenewable resources FOSSIL FUELS ARE CONSIDERED WHICH OF THE FOLLOWING? A. Renewable resources B. Kinetic resources C. Solar resources D. Nonrenewable resources OBJECTS FLOAT OR SINK AS A RESULT OF THIS PROPERTY. A. Gas B. Solid C. Density D. Evaporation OBJECTS FLOAT OR SINK AS A RESULT OF THIS PROPERTY. A. Gas B. Solid C. Density D. Evaporation THIS IS THE PHYSICAL FORM IN WHICH A SUBSTANCE EXISTS. A. State of Matter B. Solid C. Density D. Gas THIS IS THE PHYSICAL FORM IN WHICH A SUBSTANCE EXISTS. A. State of Matter B. Solid C. Density D. Gas THIS STATE OF MATTER HAS NO DEFINITE VOLUME. A. Solid B. Liquid C. Gas D. Density THIS STATE OF MATTER HAS NO DEFINITE VOLUME. A. Solid B. Liquid C. Gas D. Density THIS STATE OF MATTER CAN BE MEASURED IN 3 DIMENSIONS. A. Solid B. Liquid C. Gas D. State of Matter THIS STATE OF MATTER CAN BE MEASURED IN 3 DIMENSIONS. A. Solid B. Liquid C. Gas D. State of Matter THIS IS THE REVERSE OF CONDENSATION. A. Sublimation B. Evaporation C. Freezing D. Melting THIS IS THE REVERSE OF CONDENSATION. A. Sublimation B. Evaporation C. Freezing D. Melting A SOLID SOLUTION OF A METAL AND A NON-METAL DISSOLVED IN A METAL. A. Nucleus B. Endothermic reaction C. Alloy D. Proton A SOLID SOLUTION OF A METAL AND A NON-METAL DISSOLVED IN A METAL. A. Nucleus B. Endothermic reaction C. Alloy D. Proton