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Physical Sciences End Semester Sample Exam Revision Practice Questions With Correct Answers (2024 Update)

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PHYSICAL SCIENCES END SEMESTER SAMPLE EXAM REVISION PRACTICE QUESTIONS WITH CORRECT ANSWERS (2024 UPDATE). Conduction - ANSWER- Heat transfer through direct contact Convection - ANSWER- Heat transfer through fluids (liquids or gases) moving Radiation - ANSWER- Heat transfer through heat waves Convection Current - ANSWER- The circular flow of a fluid Conductor - ANSWER- Something that passes heat well Insulator - ANSWER- Something that DOES NOT transfer heat well Melting - ANSWER- Solid Liquid Gains thermal energy Freezing - ANSWER- Liquid Solid Loses thermal energy Vaporization - ANSWER- Liquid Gas Gains thermal energy Condensation - ANSWER- Gas Liquid Loses thermal energ

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PHYSICAL SCIENCES END SEMESTER SAMPLE EXAM

REVISION PRACTICE QUESTIONS WITH CORRECT

ANSWERS (2024 UPDATE)

Conduction - ANSWER- Heat transfer through direct contact


Convection - ANSWER- Heat transfer through fluids (liquids or gases) moving


Radiation - ANSWER- Heat transfer through heat waves


Convection Current - ANSWER- The circular flow of a fluid


Conductor - ANSWER- Something that passes heat well


Insulator - ANSWER- Something that DOES NOT transfer heat well


Melting - ANSWER- Solid > Liquid


Gains thermal energy


Freezing - ANSWER- Liquid > Solid


Loses thermal energy


Vaporization - ANSWER- Liquid > Gas


Gains thermal energy


Condensation - ANSWER- Gas > Liquid


Loses thermal energy

, Sublimation - ANSWER- Solid > Gas


Gains thermal energy FAST, skips liquid


Deposition - ANSWER- Gas > Solid


Loses thermal energy FAST, skips liquid


Specific Heat - ANSWER- Amount of energy needed to raise temperature


Heat - ANSWER- Transfer of thermal energy from HOT TO COLD substance


Temperature - ANSWER- Kinetic energy, how fast particles are moving


Combustion - ANSWER- Burning of fossil fuels


Heat Engine - ANSWER- Required to change thermal energy to mechanical


Internal Engine - ANSWER- Fuel burned INSIDE


External Engine - ANSWER- Fuel burned OUTSIDE


Fahrenheit - ANSWER- MERICA 32 F freezing, 212 F boiling


Celsius - ANSWER- Used everywhere else 0 C freezing, 100 C boiling


Kelvin - ANSWER- Used in science, 273 more than Celsius


Absolute Zero - ANSWER- Coldest possible temp, no more energy can be removed


Thermal Expansion - ANSWER- Things expand when heated


Melting/Freezing Point - ANSWER- 32 F liquid freezes or solid melts

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