A decrease in it's operating temperature would make a heat engine less efficient. This is because in order to operate, a heat engine needs to be hot and maintain that temperature.
Answer:c
Explanation:its the answer because its the answer
The study of sound is called sonics and the study of sound waves are acoustics
Answer:
velocity
Explanation:
because the si unit of mass is kg, velocity is m/s, acceleration is m/S2 , moment is kgm2/s . so 5 is given as velocity.
Answer:
2.345 would be the most precious because you have more numbers to work with and exact numbers