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Questions in physics

[Jawaban] The loudness, [tex]$L$[/tex], measured in decibels (Db), of a sound intensity, [tex]$I$[/tex], measured in watts per square meter, is defined as [tex]$L=10 \log \frac{I}{I_0}$[/tex], where [tex]$I_0=10^{-12}$[/tex] and is the least intense sound a human ear can hear. Jessica is listening to soft music at a sound intensity level of [tex]$10^{-9}$[/tex] on her computer while she does her homework. Braylee is completing her homework while listening to very loud music at a sound intensity level of [tex]$10^{-3}$[/tex] on her headphones. How many times louder is Braylee's music than Jessica's? A. [tex]$\frac{1}{3}$[/tex] times louder B. 3 times louder C. 30 times louder D. 90 times louder

[Jawaban] Technician A says that vapor has a fixed volume that remains the same when temperature increases. Technician B says that decreasing the temperature on a vapor will increase the pressure. Who is correct? A) Both Technician A and Technician B B) Technician B C) Neither Technician A nor B D) Technician A

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] Psychodynamic approaches, experiential and relationship-oriented approaches, cognitive behavioral approaches, and postmodern approaches are the four theoretical approaches. Which one is part of chapter 4 in group dynamics? Which approach do you think you will employ in your group and why?

[Jawaban] Measurements that are close to the correct value are A. strategic. B. precise. C. accurate. D. consistent.

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] Which statements accurately describe stars? Check all that apply. All stars are smaller than the Sun. Stars are fat circles. Stars are made of gas. Star color is related to temperature.