Seeing yourself in the mirror is an example of reflection.
A.)light B.)particle

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?