An energy interaction is heat transfer if its driving force is a _______ difference.
A: density
B: pressure
C: volume
D: temperature
A: density
B: pressure
C: volume
D: temperature
举一反三
- An EOS relates volume （or density） to （ ）。 A: temperature B: velocity C: pressure D: viscosity
- If a flow is unsteady, its ____ may change with time at a given location. ( ) A: Velocity B: Temperature C: Density D: Pressure E: All of the above
- Electricity,likeotherformsof______,hasgreatlyincreasedinpriceinrecentyears. A: pressure B: force C: strength D: energy
- The driving force behind the recrystallization process is the stored energy of the material
- 以下哪个是“压强”的英文词汇 A: Density B: Volume C: Pressure D: Concentration