Temperature and Heat

Select the best answer. show computation if posible

1. The average kinetic energy of the molecules of substance is referred to

as ______________________.

2. The expansion of a solid material with increases of temperature is a

result of a (a. individual molecules expanding b. increased translational

kinetic energy c. molecules moving further apart d. heat taking up the

spaces between molecules).

3. A temperature reading of 40C is equivalent to (a. 32F b. 39.2F c. 100F d. 212F).

4. Room temperature is nearest to (a. 32F b. 0C c. 20C d. 100C).

5. The freezing point of water in the absolute scale is correctly written as

(a. 0K b. 0 K c. 273 K d. 273K).

6. A calorie is defined as (a. the energy needed to raise the temperature of gram of water one degree centigrade b. the latent heat of water c. the energy needed to expand a solid

d. the kinetic energy of water).

7. Specific heat is (a. the energy needed to raise the temperature of one gram of a substance to absolute temperature b. any temperature reported on the more specific absolute temperature scale c. the energy needed to raise the temperature of one gram of a substance one degree Celsius d. the heat needed to raise the temperature of one pound of a substance one degree Fahrenheit).