A) The temperature difference between the body and the surroundings B) its volume C) its specific heat capacity D) its mass
A) surface area B) standard temperature C) surrounding temperature D) steam temperature
A) large temperature differences B) Melting processes C) Absolute zero D) small temperature differences
A) 50°C B) 60°C C) 20°C D) 40°C
A) vacuum surroundings B) smaller surface area C) lower emissivity D) Larger temperature difference
A) Thermometers are inaccurate B) Water changes mass C) Heat is gained from the surroundings D) Heat is lost to the surrounding
A) Mass increases B) Surface area decreases C) Air movement increases D) Air movement increases
A) 150 J/s B) 600 J/s C) 1.5 J/s D) 2.5 J/s
A) 2°C B) 10°C C) 15°C D) 5°C
A) 1°C/s B) 4°C/s C) 2°C/s D) 3°C/s
A) Actual quantity of heat exchanged B) Room temperature C) Mass of the calorimeter D) Lowest temperature
A) Heat is lost to the surroundings during the experiment B) Water evaporates completely C) The thermometer expands D) The calorimeter changes colour
A) Subtracted from the observed temperature rise B) Added to the observed temperature rise C) Subtracted from the observed temperature rise D) Multiplied by mass
A) Reflection B) Magnetism C) Compression D) Radiation and convection
A) 15% B) 10% C) 6.7% D) 5%
A) Density B) Quantity of Heat accurately C) Pressure D) Volume
A) Heat escapes to the surrounding B) The calorimeter melts C) Water gains mass D) Temperature becomes constant immediately
A) Newton B) Joule C) Watt D) Pascal
A) 48.0°C B) 47.7°C C) 48.7°C D) 49.2°C
A) 25°C B) 35°C C) 30°C D) 45°C
A) The constant temperature of the surrounding environment (surroundings) B) The time taken to reach thermal equilibrium C) The starting temperature of the object D) The specific heat capacity of the material
A) The melting point of the polymer sample B) The total heat energy lost by the system C) The temperature of the object at any specific time t D) The time it takes for the temperature to drop to 0 degrees Celsius
A) 155 degree Celcius B) 205 degree Celcius C) 180 degree Celcius D) 25 degree Celcius
A) 36.8 degree Celcius B) 61.8 degree Celcius C) 25.0 degree Celcius D) 75.2 degree Celcius
A) Quadratic decay B) Logarithmic growth C) Linear decay D) Exponential decay
A) Common Logarithm B) Integration by parts C) Square root D) Natural Logarithm ln
A) At zero degrees B) It doubles its value C) It equals T(s) D) It drops to absolute zero
A) 0.500 B) 0.050 C) 0.125 D) 0.0625
A) 40 degree Celcius B) 100 degree Celcius C) 30 degree Celcius D) 70 degree Celcius
A) 30 degree Celcius B) 0 degree Celcius C) 100 degree Celcius D) 70 degree Celcius |