7th Chapter 6 Thermal Energy and Heat

Which of the following is NOT a change of state?

• Dew condensing

• Water boiling

• Ice cream melting

• Water flowing

Liquids have

• no definite volume and no definite shape

• definite volume and definite shape

• definite volume but no definite shape

• no definite volume and no definite shape

Specific heat is the amount of energy required to raise the temperature of

• 1 joule of a substance by 1 kelvin

• 1 kilogram of a substance by 1 kelvin

• 1 kilogram of a substance by 1 joule

• 1 gram of a substance by 1 degree Fahrenheit

Radiation is the transfer of energy by

• direct contact

• electromagnetic waves

• convection currents

• evaporation

Which of these is NOT a way of transferring heat?

• conduction

• insulation

• radiation

• convection

Temperature is a measure of the average of _____________ of each particle within an object

• heat

• kinetic energy

• state

• conduction

Which of the following does NOT describe an external combustion engine?

• The fuel is burned outside the engine

• It converts heat energy to mechanical energy

• Pistons move inside cylinders

• An example is an automobile engine.

Which of the following temperatures is NOT possible?

• -6 K

• -100 degrees Celsius

• -274 degrees Fahrenheit

• 2 K

A substance generally expands when its ______________increases.

• Thermal energy

• Melting point

• Conduction

• Specific heat

Absolute zero is

• 273 K

• 373 K

• 0 K

• -273 K