Chapter 11 - Temperature, Phases of Matter & Heat

1. Water freezes at 32 degrees on the ____________scale.

• Celsius
• centigrade
• Kelvin
• Fahrenheit

2. The phase of matter that has a definite shape and volume is:

• solid
• liquid
• gas
• plasma

3. The property that describes the temperature at which a substance changes from solid to liquid is called the:

• freezing point
• melting point
• condensation point
• boiling point

4. Units for measuring a quantity of heat includes all of the following EXCEPT a:

• joule
• Kelvin
• British thermal unit
• calorie

5. The flow of thermal energy is called:

• temperature
• specific heat
• heat
• thermal equilibrium

6. The temperature at which molecules have the lowest amount of energy possible is:

• 0 degrees celsius
• 273 degrees celsius
• -300 degrees fahrenheit
• 0 Kelvin

7. Intermolecular forces between molecules of a substance are the strongest when the substance is a:

• solid
• liquid
• gas
• plasma

8. In nature, heat always flows from a:

• cold object to a warm object
• small object to a big object
• warm object to a cold object
• large object to a small object

9. Heat energy from the sun is transferred to Earth by:

• conduction
• radiation
• convection
• insulation

10. If two objects have reached the same temperature they have reached:

• melting point
• boiling point
• thermal equilibrium
• specific heat