GED Science Domain 3: Physical Science Welcome to your GED Science Domain 3: Physical Science 1. GED Science: Physical Science Which principle explains why a helium balloon rises in the air? A. Pascal's principle B. Archimedes' principle C. Newton's third law of motion D. Boyle's law None 2. GED Science: Physical Science What happens to the resistance in a wire if its length is doubled and its diameter is halved? A. The resistance is halved. B. The resistance is doubled. C. The resistance is quadrupled. D. The resistance remains the same. None 3. GED Science: Physical Science In the context of physical science, which element is classified as a noble gas? A. Hydrogen B. Nitrogen C. Argon D. Oxygen None 4. GED Science: Physical Science Which of the following processes is an example of a chemical change? A. Boiling water B. Dissolving sugar in water C. Rusting of iron D. Melting of ice None 5. GED Science: Physical Science What is the primary force responsible for the formation of chemical bonds? A. Gravitational force B. Electromagnetic force C. Strong nuclear force D. Weak nuclear force None 6. GED Science: Physical Science Which law explains the behavior of gas when temperature increases at constant volume? A. Boyle's Law B. Charles's Law C. Gay-Lussac's Law D. Avogadro's Law None 7. GED Science: Physical Science What is the term for the amount of energy required to raise the temperature of 1 gram of water by 1 degree Celsius? A. Joule B. Calorie C. Watt D. Newton None 8. GED Science: Physical Science In an electrical circuit, if the voltage is held constant and the resistance increases, what happens to the current? A. The current increases. B. The current decreases. C. The current remains unchanged. D. The current initially decreases, then increases. None 9. GED Science: Physical Science What principle is demonstrated when a mirror reflects light to form an image? A. Refraction B. Diffraction C. Interference D. Reflection None 10. GED Science: Physical Science Which atomic particle is directly involved in chemical reactions? A. Neutron B. Proton C. Electron D. Nucleon None 11. GED Science: Physical Science What is the phenomenon where light bends as it passes from one medium to another called? A. Reflection B. Refraction C. Polarization D. Dispersion None 12. GED Science: Physical Science What is the outcome of a displacement reaction between zinc metal and copper sulfate solution? A. Zinc sulfate and copper metal B. Copper and zinc oxide C. Zinc oxide and copper sulfate D. Copper sulfate and zinc chloride None 13. GED Science: Physical Science Which of the following describes the Heisenberg Uncertainty Principle? A. It is impossible to determine both the position and velocity of an electron simultaneously with absolute precision. B. The position of an electron in an atom can be precisely determined if its energy level is known. C. The velocity of particles in a gas can be calculated with absolute certainty if the temperature is fixed. D. Electrons orbit the nucleus in predictable paths with known positions and velocities. None 14. GED Science: Physical Science What property of a wave is directly proportional to its energy? A. Amplitude B. Wavelength C. Speed D. Frequency None 15. GED Science: Physical Science In a chemical equation, what does the principle of conservation of mass require? A. The total mass of the reactants equals the total mass of the products. B. The mass of the products is greater than the mass of the reactants. C. The mass of the reactants is greater than the mass of the products. D. Only the number of atoms for each element must be conserved, not the mass. None 16. GED Science: Physical Science Which gas law relates the pressure and volume of a gas at constant temperature? A. Charles's Law B. Boyle's Law C. Gay-Lussac's Law D. Avogadro's Law None 17. GED Science: Physical Science Which of the following elements is a liquid at room temperature? A. Mercury B. Gold C. Iron D. Aluminum None 18. GED Science: Physical Science What phenomenon occurs when light waves change direction as they pass from one medium to another, causing an object to appear bent? A. Reflection B. Refraction C. Diffraction D. Interference None 19. GED Science: Physical Science In an exothermic reaction, energy is: A. Absorbed from the surroundings. B. Released into the surroundings. C. Neither absorbed nor released; it remains constant. D. First absorbed, then released, resulting in no net change. None 20. GED Science: Physical Science The phase change from solid directly to gas is known as: A. Condensation B. Freezing C. Sublimation D. Deposition None 21. GED Science: Physical Science What type of bond is formed when two atoms share a pair of electrons? A. Ionic bond B. Covalent bond C. Metallic bond D. Hydrogen bond None 22. GED Science: Physical Science The principle that states the energy cannot be created or destroyed, only transformed or transferred, is known as: A. The law of conservation of momentum B. The law of conservation of mass C. The law of conservation of energy D. The law of definite proportions None 23. GED Science: Physical Science Which of the following is a characteristic property of nonmetals? A. High thermal conductivity B. High electrical conductivity C. High ionization energy D. High ductility None 24. GED Science: Physical Science What phenomenon explains the splitting of white light into its component colors when passing through a prism? A. Reflection B. Refraction C. Diffraction D. Dispersion None 25. GED Science: Physical Science What is the primary force that holds the nucleus of an atom together, despite the repulsive force between protons? A. Electromagnetic force B. Gravitational force C. Strong nuclear force D. Weak nuclear force None 26. GED Science: Physical Science In a redox reaction, what happens to the element that is oxidized? A. It gains electrons. B. It loses electrons. C. It gains protons. D. It loses protons. None 27. GED Science: Physical Science What law states that the total pressure exerted by a mixture of gases is equal to the sum of the pressures that each gas would exert if it were alone? A. Charles's Law B. Boyle's Law C. Dalton's Law of Partial Pressures D. Gay-Lussac's Law None 28. GED Science: Physical Science Which concept is described by the Second Law of Thermodynamics? A. Energy is conserved within a closed system. B. The total entropy of an isolated system can never decrease over time. C. Temperature remains constant during a phase change. D. Pressure and volume of a gas are inversely proportional at constant temperature. None 29. GED Science: Physical Science What is the unit of electrical resistance? A. Ampere B. Ohm C. Volt D. Watt None 30. GED Science: Physical Science Which of the following elements has the highest electronegativity? A. Fluorine B. Uranium C. Sodium D. Calcium None 31. GED Science: Physical Science What is the name of the phase change from gas to liquid? A. Freezing B. Melting C. Condensation D. Sublimation None 32. GED Science: Physical Science Which of the following is a unit of power? A. Joule B. Pascal C. Watt D. Newton None 33. GED Science: Physical Science In quantum mechanics, what does the wave function of a particle describe? A. The probability of finding a particle in a particular location B. The exact location and velocity of a particle C. The total energy of a particle in a stable orbit D. The electromagnetic field generated by the particle None 34. GED Science: Physical Science Which principle explains the behavior of a gas when it undergoes an adiabatic compression, assuming no heat is exchanged with the environment? A. Boyle's Law B. Charles's Law C. Gay-Lussac's Law D. The First Law of Thermodynamics None 35. GED Science: Physical Science What is the term for the minimum amount of fissile material needed to maintain a nuclear chain reaction? A. Critical mass B. Activation energy C. Half-life D. Binding energy None 36. GED Science: Physical Science In a solution, if the solute concentration is higher outside the cell membrane than inside, what is the direction of water movement through osmosis? A. From inside to outside the cell B. From outside to inside the cell C. No movement of water D. Equally in both directions None 37. GED Science: Physical Science Which atomic model introduced the concept of quantized energy levels for electrons? A. Dalton's atomic model B. Thomson's "plum pudding" model C. Rutherford's nuclear model D. Bohr's model None 38. GED Science: Physical Science What is the primary mechanism by which heat is transferred in fluids? A. Conduction B. Convection C. Radiation D. Diffusion None 39. GED Science: Physical Science In an electrochemical cell, what is the function of the salt bridge? A. To increase the voltage output B. To prevent the mixing of the reactants C. To allow the flow of ions and maintain electrical neutrality D. To act as a physical barrier between the anode and cathode None 40. GED Science: Physical Science What phenomenon is observed when the frequency of a wave source is moving towards an observer increases? A. The Doppler Effect B. The photoelectric effect C. Snell's Law D. Hubble's Law None 1 out of 40 Time is Up! Time's up
